Home / 888,931,502.60-1,226,800,805.46-492,578,819.24

Finding the Fourth Proportional to 888,931,502.60, 1,226,800,805.46 and 492,578,819.24

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Solution

The fourth proportional to 888,931,502.60, 1,226,800,805.46 and 492,578,819.24 is: 679,800,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,931,502.60 : 1,226,800,805.46 = 492,578,819.24 : x
  2. Step 2: Convert to fraction form
    888,931,502.60/1,226,800,805.46 = 492,578,819.24/x
  3. Step 3: Cross multiply
    888,931,502.60x = 1,226,800,805.46 × 492,578,819.24
  4. Step 4: Simplify right side
    888,931,502.60x = 604,296,092,196,167,808
  5. Step 5: Solve for x
    x = 604,296,092,196,167,808/888,931,502.60
  6. Step 6: Final answer
    x = 679,800,513.80

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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.