Home / 12,429,454,491.05-17,152,654,088.67-6,713,738,894.96

Finding the Fourth Proportional to 12,429,454,491.05, 17,152,654,088.67 and 6,713,738,894.96

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Solution

The fourth proportional to 12,429,454,491.05, 17,152,654,088.67 and 6,713,738,894.96 is: 9,264,963,397.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,429,454,491.05 : 17,152,654,088.67 = 6,713,738,894.96 : x
  2. Step 2: Convert to fraction form
    12,429,454,491.05/17,152,654,088.67 = 6,713,738,894.96/x
  3. Step 3: Cross multiply
    12,429,454,491.05x = 17,152,654,088.67 × 6,713,738,894.96
  4. Step 4: Simplify right side
    12,429,454,491.05x = 115,158,440,906,924,179,456
  5. Step 5: Solve for x
    x = 115,158,440,906,924,179,456/12,429,454,491.05
  6. Step 6: Final answer
    x = 9,264,963,397.21

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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.