Home / 497,664,376.80-746,496,565.20-477,508,984.80

Finding the Fourth Proportional to 497,664,376.80, 746,496,565.20 and 477,508,984.80

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Solution

The fourth proportional to 497,664,376.80, 746,496,565.20 and 477,508,984.80 is: 716,263,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,376.80 : 746,496,565.20 = 477,508,984.80 : x
  2. Step 2: Convert to fraction form
    497,664,376.80/746,496,565.20 = 477,508,984.80/x
  3. Step 3: Cross multiply
    497,664,376.80x = 746,496,565.20 × 477,508,984.80
  4. Step 4: Simplify right side
    497,664,376.80x = 356,458,817,005,339,072
  5. Step 5: Solve for x
    x = 356,458,817,005,339,072/497,664,376.80
  6. Step 6: Final answer
    x = 716,263,477.20

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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.