Home / 64,162,113.80-96,231,360.90-39,857,545.40

Finding the Fourth Proportional to 64,162,113.80, 96,231,360.90 and 39,857,545.40

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Solution

The fourth proportional to 64,162,113.80, 96,231,360.90 and 39,857,545.40 is: 59,778,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,162,113.80 : 96,231,360.90 = 39,857,545.40 : x
  2. Step 2: Convert to fraction form
    64,162,113.80/96,231,360.90 = 39,857,545.40/x
  3. Step 3: Cross multiply
    64,162,113.80x = 96,231,360.90 × 39,857,545.40
  4. Step 4: Simplify right side
    64,162,113.80x = 3,835,545,835,975,535
  5. Step 5: Solve for x
    x = 3,835,545,835,975,535/64,162,113.80
  6. Step 6: Final answer
    x = 59,778,981.84

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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.