Home / 158,507,476.02-218,537,826.66-102,654,207.90

Finding the Fourth Proportional to 158,507,476.02, 218,537,826.66 and 102,654,207.90

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Solution

The fourth proportional to 158,507,476.02, 218,537,826.66 and 102,654,207.90 is: 141,531,668.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,507,476.02 : 218,537,826.66 = 102,654,207.90 : x
  2. Step 2: Convert to fraction form
    158,507,476.02/218,537,826.66 = 102,654,207.90/x
  3. Step 3: Cross multiply
    158,507,476.02x = 218,537,826.66 × 102,654,207.90
  4. Step 4: Simplify right side
    158,507,476.02x = 22,433,827,491,969,804
  5. Step 5: Solve for x
    x = 22,433,827,491,969,804/158,507,476.02
  6. Step 6: Final answer
    x = 141,531,668.13

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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.