Home / 172,076,279.17-237,462,275.40-93,760,476.20

Finding the Fourth Proportional to 172,076,279.17, 237,462,275.40 and 93,760,476.20

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Solution

The fourth proportional to 172,076,279.17, 237,462,275.40 and 93,760,476.20 is: 129,387,828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,076,279.17 : 237,462,275.40 = 93,760,476.20 : x
  2. Step 2: Convert to fraction form
    172,076,279.17/237,462,275.40 = 93,760,476.20/x
  3. Step 3: Cross multiply
    172,076,279.17x = 237,462,275.40 × 93,760,476.20
  4. Step 4: Simplify right side
    172,076,279.17x = 22,264,576,021,039,548
  5. Step 5: Solve for x
    x = 22,264,576,021,039,548/172,076,279.17
  6. Step 6: Final answer
    x = 129,387,828.05

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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.