Home / 713,359,808.20-1,070,039,712.30-604,520,691.40

Finding the Fourth Proportional to 713,359,808.20, 1,070,039,712.30 and 604,520,691.40

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Solution

The fourth proportional to 713,359,808.20, 1,070,039,712.30 and 604,520,691.40 is: 906,781,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,359,808.20 : 1,070,039,712.30 = 604,520,691.40 : x
  2. Step 2: Convert to fraction form
    713,359,808.20/1,070,039,712.30 = 604,520,691.40/x
  3. Step 3: Cross multiply
    713,359,808.20x = 1,070,039,712.30 × 604,520,691.40
  4. Step 4: Simplify right side
    713,359,808.20x = 646,861,146,705,053,056
  5. Step 5: Solve for x
    x = 646,861,146,705,053,056/713,359,808.20
  6. Step 6: Final answer
    x = 906,781,037.10

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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.