Home / 99,535,020.40-149,280,124.20-35,709,612.40

Finding the Fourth Proportional to 99,535,020.40, 149,280,124.20 and 35,709,612.40

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Solution

The fourth proportional to 99,535,020.40, 149,280,124.20 and 35,709,612.40 is: 53,556,379.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,535,020.40 : 149,280,124.20 = 35,709,612.40 : x
  2. Step 2: Convert to fraction form
    99,535,020.40/149,280,124.20 = 35,709,612.40/x
  3. Step 3: Cross multiply
    99,535,020.40x = 149,280,124.20 × 35,709,612.40
  4. Step 4: Simplify right side
    99,535,020.40x = 5,330,735,374,205,859
  5. Step 5: Solve for x
    x = 5,330,735,374,205,859/99,535,020.40
  6. Step 6: Final answer
    x = 53,556,379.98

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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.