Home / 124,459,478.20-186,689,217.30-118,082,186.20

Finding the Fourth Proportional to 124,459,478.20, 186,689,217.30 and 118,082,186.20

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Solution

The fourth proportional to 124,459,478.20, 186,689,217.30 and 118,082,186.20 is: 177,123,279.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,459,478.20 : 186,689,217.30 = 118,082,186.20 : x
  2. Step 2: Convert to fraction form
    124,459,478.20/186,689,217.30 = 118,082,186.20/x
  3. Step 3: Cross multiply
    124,459,478.20x = 186,689,217.30 × 118,082,186.20
  4. Step 4: Simplify right side
    124,459,478.20x = 22,044,670,918,750,864
  5. Step 5: Solve for x
    x = 22,044,670,918,750,864/124,459,478.20
  6. Step 6: Final answer
    x = 177,123,279.30

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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.