Home / 1,652,484,060.72-2,479,053,188.52-472,074,728.40

Finding the Fourth Proportional to 1,652,484,060.72, 2,479,053,188.52 and 472,074,728.40

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Solution

The fourth proportional to 1,652,484,060.72, 2,479,053,188.52 and 472,074,728.40 is: 708,205,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,484,060.72 : 2,479,053,188.52 = 472,074,728.40 : x
  2. Step 2: Convert to fraction form
    1,652,484,060.72/2,479,053,188.52 = 472,074,728.40/x
  3. Step 3: Cross multiply
    1,652,484,060.72x = 2,479,053,188.52 × 472,074,728.40
  4. Step 4: Simplify right side
    1,652,484,060.72x = 1,170,298,360,659,732,992
  5. Step 5: Solve for x
    x = 1,170,298,360,659,732,992/1,652,484,060.72
  6. Step 6: Final answer
    x = 708,205,536.43

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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.