Home / 177,147,031.70-265,720,547.55-154,472,215.70

Finding the Fourth Proportional to 177,147,031.70, 265,720,547.55 and 154,472,215.70

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Solution

The fourth proportional to 177,147,031.70, 265,720,547.55 and 154,472,215.70 is: 231,708,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,031.70 : 265,720,547.55 = 154,472,215.70 : x
  2. Step 2: Convert to fraction form
    177,147,031.70/265,720,547.55 = 154,472,215.70/x
  3. Step 3: Cross multiply
    177,147,031.70x = 265,720,547.55 × 154,472,215.70
  4. Step 4: Simplify right side
    177,147,031.70x = 41,046,441,737,065,704
  5. Step 5: Solve for x
    x = 41,046,441,737,065,704/177,147,031.70
  6. Step 6: Final answer
    x = 231,708,323.55

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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.