Home / 199,350,542.60-299,081,801.10-97,117,915.40

Finding the Fourth Proportional to 199,350,542.60, 299,081,801.10 and 97,117,915.40

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Solution

The fourth proportional to 199,350,542.60, 299,081,801.10 and 97,117,915.40 is: 145,704,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,350,542.60 : 299,081,801.10 = 97,117,915.40 : x
  2. Step 2: Convert to fraction form
    199,350,542.60/299,081,801.10 = 97,117,915.40/x
  3. Step 3: Cross multiply
    199,350,542.60x = 299,081,801.10 × 97,117,915.40
  4. Step 4: Simplify right side
    199,350,542.60x = 29,046,201,056,909,432
  5. Step 5: Solve for x
    x = 29,046,201,056,909,432/199,350,542.60
  6. Step 6: Final answer
    x = 145,704,148.47

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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.