Home / 386,707,008.96-580,054,829.94-95,574,156.75

Finding the Fourth Proportional to 386,707,008.96, 580,054,829.94 and 95,574,156.75

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Solution

The fourth proportional to 386,707,008.96, 580,054,829.94 and 95,574,156.75 is: 143,359,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,707,008.96 : 580,054,829.94 = 95,574,156.75 : x
  2. Step 2: Convert to fraction form
    386,707,008.96/580,054,829.94 = 95,574,156.75/x
  3. Step 3: Cross multiply
    386,707,008.96x = 580,054,829.94 × 95,574,156.75
  4. Step 4: Simplify right side
    386,707,008.96x = 55,438,251,240,280,160
  5. Step 5: Solve for x
    x = 55,438,251,240,280,160/386,707,008.96
  6. Step 6: Final answer
    x = 143,359,830.46

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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.