Home / 620,865,006.60-930,943,215.90-232,700,500.20

Finding the Fourth Proportional to 620,865,006.60, 930,943,215.90 and 232,700,500.20

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Solution

The fourth proportional to 620,865,006.60, 930,943,215.90 and 232,700,500.20 is: 348,917,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,865,006.60 : 930,943,215.90 = 232,700,500.20 : x
  2. Step 2: Convert to fraction form
    620,865,006.60/930,943,215.90 = 232,700,500.20/x
  3. Step 3: Cross multiply
    620,865,006.60x = 930,943,215.90 × 232,700,500.20
  4. Step 4: Simplify right side
    620,865,006.60x = 216,630,951,997,726,592
  5. Step 5: Solve for x
    x = 216,630,951,997,726,592/620,865,006.60
  6. Step 6: Final answer
    x = 348,917,960.74

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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.