Home / 245,073,616.80-367,610,425.20-243,373,005.60

Finding the Fourth Proportional to 245,073,616.80, 367,610,425.20 and 243,373,005.60

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Solution

The fourth proportional to 245,073,616.80, 367,610,425.20 and 243,373,005.60 is: 365,059,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,073,616.80 : 367,610,425.20 = 243,373,005.60 : x
  2. Step 2: Convert to fraction form
    245,073,616.80/367,610,425.20 = 243,373,005.60/x
  3. Step 3: Cross multiply
    245,073,616.80x = 367,610,425.20 × 243,373,005.60
  4. Step 4: Simplify right side
    245,073,616.80x = 89,466,454,070,817,984
  5. Step 5: Solve for x
    x = 89,466,454,070,817,984/245,073,616.80
  6. Step 6: Final answer
    x = 365,059,508.40

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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.