Home / 70,724,553,881.20-97,599,387,854.08-38,609,916,034.16

Finding the Fourth Proportional to 70,724,553,881.20, 97,599,387,854.08 and 38,609,916,034.16

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Solution

The fourth proportional to 70,724,553,881.20, 97,599,387,854.08 and 38,609,916,034.16 is: 53,281,413,077.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,724,553,881.20 : 97,599,387,854.08 = 38,609,916,034.16 : x
  2. Step 2: Convert to fraction form
    70,724,553,881.20/97,599,387,854.08 = 38,609,916,034.16/x
  3. Step 3: Cross multiply
    70,724,553,881.20x = 97,599,387,854.08 × 38,609,916,034.16
  4. Step 4: Simplify right side
    70,724,553,881.20x = 3,768,304,170,031,444,393,984
  5. Step 5: Solve for x
    x = 3,768,304,170,031,444,393,984/70,724,553,881.20
  6. Step 6: Final answer
    x = 53,281,413,077.01

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Double scale
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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.