Home / 48,457,029.60-72,587,566.80-30,205,202.40

Finding the Fourth Proportional to 48,457,029.60, 72,587,566.80 and 30,205,202.40

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Solution

The fourth proportional to 48,457,029.60, 72,587,566.80 and 30,205,202.40 is: 45,246,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,457,029.60 : 72,587,566.80 = 30,205,202.40 : x
  2. Step 2: Convert to fraction form
    48,457,029.60/72,587,566.80 = 30,205,202.40/x
  3. Step 3: Cross multiply
    48,457,029.60x = 72,587,566.80 × 30,205,202.40
  4. Step 4: Simplify right side
    48,457,029.60x = 2,192,522,146,917,520
  5. Step 5: Solve for x
    x = 2,192,522,146,917,520/48,457,029.60
  6. Step 6: Final answer
    x = 45,246,730.25

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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.