Home / 99,637,198,016.04-137,499,244,430.04-56,242,616,920.92

Finding the Fourth Proportional to 99,637,198,016.04, 137,499,244,430.04 and 56,242,616,920.92

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Solution

The fourth proportional to 99,637,198,016.04, 137,499,244,430.04 and 56,242,616,920.92 is: 77,614,761,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,637,198,016.04 : 137,499,244,430.04 = 56,242,616,920.92 : x
  2. Step 2: Convert to fraction form
    99,637,198,016.04/137,499,244,430.04 = 56,242,616,920.92/x
  3. Step 3: Cross multiply
    99,637,198,016.04x = 137,499,244,430.04 × 56,242,616,920.92
  4. Step 4: Simplify right side
    99,637,198,016.04x = 7,733,317,331,394,683,207,680
  5. Step 5: Solve for x
    x = 7,733,317,331,394,683,207,680/99,637,198,016.04
  6. Step 6: Final answer
    x = 77,614,761,207.45

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Double scale
Find fourth proportional to 99,637,198,017.04, 137,499,244,431.42 and 56,242,616,921.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.