Home / 445,760,451.93-668,675,864.36-118,236,061.87

Finding the Fourth Proportional to 445,760,451.93, 668,675,864.36 and 118,236,061.87

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Solution

The fourth proportional to 445,760,451.93, 668,675,864.36 and 118,236,061.87 is: 177,363,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,760,451.93 : 668,675,864.36 = 118,236,061.87 : x
  2. Step 2: Convert to fraction form
    445,760,451.93/668,675,864.36 = 118,236,061.87/x
  3. Step 3: Cross multiply
    445,760,451.93x = 668,675,864.36 × 118,236,061.87
  4. Step 4: Simplify right side
    445,760,451.93x = 79,061,600,869,444,688
  5. Step 5: Solve for x
    x = 79,061,600,869,444,688/445,760,451.93
  6. Step 6: Final answer
    x = 177,363,425.87

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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.