Home / 803,963,840.20-1,207,079,501.10-497,853,824.20

Finding the Fourth Proportional to 803,963,840.20, 1,207,079,501.10 and 497,853,824.20

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Solution

The fourth proportional to 803,963,840.20, 1,207,079,501.10 and 497,853,824.20 is: 747,482,804.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,963,840.20 : 1,207,079,501.10 = 497,853,824.20 : x
  2. Step 2: Convert to fraction form
    803,963,840.20/1,207,079,501.10 = 497,853,824.20/x
  3. Step 3: Cross multiply
    803,963,840.20x = 1,207,079,501.10 × 497,853,824.20
  4. Step 4: Simplify right side
    803,963,840.20x = 600,949,145,736,063,104
  5. Step 5: Solve for x
    x = 600,949,145,736,063,104/803,963,840.20
  6. Step 6: Final answer
    x = 747,482,804.19

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1.5x scale

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.