Home / 177,482,465.40-266,223,698.10-120,151,572.60

Finding the Fourth Proportional to 177,482,465.40, 266,223,698.10 and 120,151,572.60

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Solution

The fourth proportional to 177,482,465.40, 266,223,698.10 and 120,151,572.60 is: 180,227,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,482,465.40 : 266,223,698.10 = 120,151,572.60 : x
  2. Step 2: Convert to fraction form
    177,482,465.40/266,223,698.10 = 120,151,572.60/x
  3. Step 3: Cross multiply
    177,482,465.40x = 266,223,698.10 × 120,151,572.60
  4. Step 4: Simplify right side
    177,482,465.40x = 31,987,195,990,102,628
  5. Step 5: Solve for x
    x = 31,987,195,990,102,628/177,482,465.40
  6. Step 6: Final answer
    x = 180,227,358.90

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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.