Home / 714,934,981.10-1,072,402,471.65-506,326,673.90

Finding the Fourth Proportional to 714,934,981.10, 1,072,402,471.65 and 506,326,673.90

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Solution

The fourth proportional to 714,934,981.10, 1,072,402,471.65 and 506,326,673.90 is: 759,490,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,934,981.10 : 1,072,402,471.65 = 506,326,673.90 : x
  2. Step 2: Convert to fraction form
    714,934,981.10/1,072,402,471.65 = 506,326,673.90/x
  3. Step 3: Cross multiply
    714,934,981.10x = 1,072,402,471.65 × 506,326,673.90
  4. Step 4: Simplify right side
    714,934,981.10x = 542,985,976,552,683,520
  5. Step 5: Solve for x
    x = 542,985,976,552,683,520/714,934,981.10
  6. Step 6: Final answer
    x = 759,490,010.85

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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.