Home / 424,979,953.83-637,655,191.52-148,829,268.11

Finding the Fourth Proportional to 424,979,953.83, 637,655,191.52 and 148,829,268.11

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Solution

The fourth proportional to 424,979,953.83, 637,655,191.52 and 148,829,268.11 is: 223,308,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,979,953.83 : 637,655,191.52 = 148,829,268.11 : x
  2. Step 2: Convert to fraction form
    424,979,953.83/637,655,191.52 = 148,829,268.11/x
  3. Step 3: Cross multiply
    424,979,953.83x = 637,655,191.52 × 148,829,268.11
  4. Step 4: Simplify right side
    424,979,953.83x = 94,901,755,456,531,040
  5. Step 5: Solve for x
    x = 94,901,755,456,531,040/424,979,953.83
  6. Step 6: Final answer
    x = 223,308,781.04

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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.