Home / 266,676,332.52-402,013,291.89-248,899,631.16

Finding the Fourth Proportional to 266,676,332.52, 402,013,291.89 and 248,899,631.16

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Solution

The fourth proportional to 266,676,332.52, 402,013,291.89 and 248,899,631.16 is: 375,214,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,676,332.52 : 402,013,291.89 = 248,899,631.16 : x
  2. Step 2: Convert to fraction form
    266,676,332.52/402,013,291.89 = 248,899,631.16/x
  3. Step 3: Cross multiply
    266,676,332.52x = 402,013,291.89 × 248,899,631.16
  4. Step 4: Simplify right side
    266,676,332.52x = 100,060,960,072,838,416
  5. Step 5: Solve for x
    x = 100,060,960,072,838,416/266,676,332.52
  6. Step 6: Final answer
    x = 375,214,999.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.