Home / 168,156,746.20-252,235,119.30-53,176,533.40

Finding the Fourth Proportional to 168,156,746.20, 252,235,119.30 and 53,176,533.40

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Solution

The fourth proportional to 168,156,746.20, 252,235,119.30 and 53,176,533.40 is: 79,764,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,156,746.20 : 252,235,119.30 = 53,176,533.40 : x
  2. Step 2: Convert to fraction form
    168,156,746.20/252,235,119.30 = 53,176,533.40/x
  3. Step 3: Cross multiply
    168,156,746.20x = 252,235,119.30 × 53,176,533.40
  4. Step 4: Simplify right side
    168,156,746.20x = 13,412,989,246,109,434
  5. Step 5: Solve for x
    x = 13,412,989,246,109,434/168,156,746.20
  6. Step 6: Final answer
    x = 79,764,800.10

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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.