Home / 99,856,110.90-149,784,166.35-48,711,803.70

Finding the Fourth Proportional to 99,856,110.90, 149,784,166.35 and 48,711,803.70

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Solution

The fourth proportional to 99,856,110.90, 149,784,166.35 and 48,711,803.70 is: 73,067,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,856,110.90 : 149,784,166.35 = 48,711,803.70 : x
  2. Step 2: Convert to fraction form
    99,856,110.90/149,784,166.35 = 48,711,803.70/x
  3. Step 3: Cross multiply
    99,856,110.90x = 149,784,166.35 × 48,711,803.70
  4. Step 4: Simplify right side
    99,856,110.90x = 7,296,256,908,609,346
  5. Step 5: Solve for x
    x = 7,296,256,908,609,346/99,856,110.90
  6. Step 6: Final answer
    x = 73,067,705.55

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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.