Home / 97,799,564.79-146,457,207.81-71,830,285.16

Finding the Fourth Proportional to 97,799,564.79, 146,457,207.81 and 71,830,285.16

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Solution

The fourth proportional to 97,799,564.79, 146,457,207.81 and 71,830,285.16 is: 107,567,585.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,799,564.79 : 146,457,207.81 = 71,830,285.16 : x
  2. Step 2: Convert to fraction form
    97,799,564.79/146,457,207.81 = 71,830,285.16/x
  3. Step 3: Cross multiply
    97,799,564.79x = 146,457,207.81 × 71,830,285.16
  4. Step 4: Simplify right side
    97,799,564.79x = 10,520,062,999,997,394
  5. Step 5: Solve for x
    x = 10,520,062,999,997,394/97,799,564.79
  6. Step 6: Final answer
    x = 107,567,585.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.