Home / 181,779,082.68-272,668,662.90-45,464,480.76

Finding the Fourth Proportional to 181,779,082.68, 272,668,662.90 and 45,464,480.76

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Solution

The fourth proportional to 181,779,082.68, 272,668,662.90 and 45,464,480.76 is: 68,196,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,779,082.68 : 272,668,662.90 = 45,464,480.76 : x
  2. Step 2: Convert to fraction form
    181,779,082.68/272,668,662.90 = 45,464,480.76/x
  3. Step 3: Cross multiply
    181,779,082.68x = 272,668,662.90 × 45,464,480.76
  4. Step 4: Simplify right side
    181,779,082.68x = 12,396,739,178,271,974
  5. Step 5: Solve for x
    x = 12,396,739,178,271,974/181,779,082.68
  6. Step 6: Final answer
    x = 68,196,730.86

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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.