Home / 106,778,154.80-160,167,232.20-38,631,364.40

Finding the Fourth Proportional to 106,778,154.80, 160,167,232.20 and 38,631,364.40

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Solution

The fourth proportional to 106,778,154.80, 160,167,232.20 and 38,631,364.40 is: 57,947,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,778,154.80 : 160,167,232.20 = 38,631,364.40 : x
  2. Step 2: Convert to fraction form
    106,778,154.80/160,167,232.20 = 38,631,364.40/x
  3. Step 3: Cross multiply
    106,778,154.80x = 160,167,232.20 × 38,631,364.40
  4. Step 4: Simplify right side
    106,778,154.80x = 6,187,478,712,057,613
  5. Step 5: Solve for x
    x = 6,187,478,712,057,613/106,778,154.80
  6. Step 6: Final answer
    x = 57,947,046.60

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1.5x scale

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.