Home / 70,116,186.55-105,652,874.05-57,616,694.23

Finding the Fourth Proportional to 70,116,186.55, 105,652,874.05 and 57,616,694.23

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Solution

The fourth proportional to 70,116,186.55, 105,652,874.05 and 57,616,694.23 is: 86,818,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116,186.55 : 105,652,874.05 = 57,616,694.23 : x
  2. Step 2: Convert to fraction form
    70,116,186.55/105,652,874.05 = 57,616,694.23/x
  3. Step 3: Cross multiply
    70,116,186.55x = 105,652,874.05 × 57,616,694.23
  4. Step 4: Simplify right side
    70,116,186.55x = 6,087,369,338,275,700
  5. Step 5: Solve for x
    x = 6,087,369,338,275,700/70,116,186.55
  6. Step 6: Final answer
    x = 86,818,317.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.