Home / 99,299,631.60-148,949,447.40-48,281,295.60

Finding the Fourth Proportional to 99,299,631.60, 148,949,447.40 and 48,281,295.60

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Solution

The fourth proportional to 99,299,631.60, 148,949,447.40 and 48,281,295.60 is: 72,421,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,299,631.60 : 148,949,447.40 = 48,281,295.60 : x
  2. Step 2: Convert to fraction form
    99,299,631.60/148,949,447.40 = 48,281,295.60/x
  3. Step 3: Cross multiply
    99,299,631.60x = 148,949,447.40 × 48,281,295.60
  4. Step 4: Simplify right side
    99,299,631.60x = 7,191,472,299,376,052
  5. Step 5: Solve for x
    x = 7,191,472,299,376,052/99,299,631.60
  6. Step 6: Final answer
    x = 72,421,943.40

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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.