Home / 97,988,881.35-135,223,583.17-53,934,938.31

Finding the Fourth Proportional to 97,988,881.35, 135,223,583.17 and 53,934,938.31

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Solution

The fourth proportional to 97,988,881.35, 135,223,583.17 and 53,934,938.31 is: 74,429,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988,881.35 : 135,223,583.17 = 53,934,938.31 : x
  2. Step 2: Convert to fraction form
    97,988,881.35/135,223,583.17 = 53,934,938.31/x
  3. Step 3: Cross multiply
    97,988,881.35x = 135,223,583.17 × 53,934,938.31
  4. Step 4: Simplify right side
    97,988,881.35x = 7,293,275,616,331,104
  5. Step 5: Solve for x
    x = 7,293,275,616,331,104/97,988,881.35
  6. Step 6: Final answer
    x = 74,429,624.22

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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.