Home / 425,817,659.32-587,484,034.86-347,365,595.32

Finding the Fourth Proportional to 425,817,659.32, 587,484,034.86 and 347,365,595.32

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Solution

The fourth proportional to 425,817,659.32, 587,484,034.86 and 347,365,595.32 is: 479,246,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,817,659.32 : 587,484,034.86 = 347,365,595.32 : x
  2. Step 2: Convert to fraction form
    425,817,659.32/587,484,034.86 = 347,365,595.32/x
  3. Step 3: Cross multiply
    425,817,659.32x = 587,484,034.86 × 347,365,595.32
  4. Step 4: Simplify right side
    425,817,659.32x = 204,071,741,510,139,520
  5. Step 5: Solve for x
    x = 204,071,741,510,139,520/425,817,659.32
  6. Step 6: Final answer
    x = 479,246,778.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.