Home / 854,953,654.08-1,179,827,025-478,613,332.68

Finding the Fourth Proportional to 854,953,654.08, 1,179,827,025 and 478,613,332.68

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Solution

The fourth proportional to 854,953,654.08, 1,179,827,025 and 478,613,332.68 is: 660,481,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,953,654.08 : 1,179,827,025 = 478,613,332.68 : x
  2. Step 2: Convert to fraction form
    854,953,654.08/1,179,827,025 = 478,613,332.68/x
  3. Step 3: Cross multiply
    854,953,654.08x = 1,179,827,025 × 478,613,332.68
  4. Step 4: Simplify right side
    854,953,654.08x = 564,680,944,421,179,712
  5. Step 5: Solve for x
    x = 564,680,944,421,179,712/854,953,654.08
  6. Step 6: Final answer
    x = 660,481,350.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.