Home / 317,127,617.20-475,549,708.20-122,974,505.20

Finding the Fourth Proportional to 317,127,617.20, 475,549,708.20 and 122,974,505.20

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Solution

The fourth proportional to 317,127,617.20, 475,549,708.20 and 122,974,505.20 is: 184,406,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,127,617.20 : 475,549,708.20 = 122,974,505.20 : x
  2. Step 2: Convert to fraction form
    317,127,617.20/475,549,708.20 = 122,974,505.20/x
  3. Step 3: Cross multiply
    317,127,617.20x = 475,549,708.20 × 122,974,505.20
  4. Step 4: Simplify right side
    317,127,617.20x = 58,480,490,063,899,384
  5. Step 5: Solve for x
    x = 58,480,490,063,899,384/317,127,617.20
  6. Step 6: Final answer
    x = 184,406,803.10

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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.