Home / 124,477,000.30-186,715,500.45-112,147,569.10

Finding the Fourth Proportional to 124,477,000.30, 186,715,500.45 and 112,147,569.10

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Solution

The fourth proportional to 124,477,000.30, 186,715,500.45 and 112,147,569.10 is: 168,221,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,477,000.30 : 186,715,500.45 = 112,147,569.10 : x
  2. Step 2: Convert to fraction form
    124,477,000.30/186,715,500.45 = 112,147,569.10/x
  3. Step 3: Cross multiply
    124,477,000.30x = 186,715,500.45 × 112,147,569.10
  4. Step 4: Simplify right side
    124,477,000.30x = 20,939,689,488,757,452
  5. Step 5: Solve for x
    x = 20,939,689,488,757,452/124,477,000.30
  6. Step 6: Final answer
    x = 168,221,353.65

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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.