Home / 970,088,562.30-1,455,345,419.85-479,037,078.30

Finding the Fourth Proportional to 970,088,562.30, 1,455,345,419.85 and 479,037,078.30

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Solution

The fourth proportional to 970,088,562.30, 1,455,345,419.85 and 479,037,078.30 is: 718,660,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,088,562.30 : 1,455,345,419.85 = 479,037,078.30 : x
  2. Step 2: Convert to fraction form
    970,088,562.30/1,455,345,419.85 = 479,037,078.30/x
  3. Step 3: Cross multiply
    970,088,562.30x = 1,455,345,419.85 × 479,037,078.30
  4. Step 4: Simplify right side
    970,088,562.30x = 697,164,417,842,230,784
  5. Step 5: Solve for x
    x = 697,164,417,842,230,784/970,088,562.30
  6. Step 6: Final answer
    x = 718,660,589.29

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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.