Home / 48,386,772.30-72,580,158.45-43,459,898.70

Finding the Fourth Proportional to 48,386,772.30, 72,580,158.45 and 43,459,898.70

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Solution

The fourth proportional to 48,386,772.30, 72,580,158.45 and 43,459,898.70 is: 65,189,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,772.30 : 72,580,158.45 = 43,459,898.70 : x
  2. Step 2: Convert to fraction form
    48,386,772.30/72,580,158.45 = 43,459,898.70/x
  3. Step 3: Cross multiply
    48,386,772.30x = 72,580,158.45 × 43,459,898.70
  4. Step 4: Simplify right side
    48,386,772.30x = 3,154,326,333,866,949.50
  5. Step 5: Solve for x
    x = 3,154,326,333,866,949.50/48,386,772.30
  6. Step 6: Final answer
    x = 65,189,848.05

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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.