Home / 124,651,000.30-187,827,334.63-102,429,680.62

Finding the Fourth Proportional to 124,651,000.30, 187,827,334.63 and 102,429,680.62

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Solution

The fourth proportional to 124,651,000.30, 187,827,334.63 and 102,429,680.62 is: 154,343,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,651,000.30 : 187,827,334.63 = 102,429,680.62 : x
  2. Step 2: Convert to fraction form
    124,651,000.30/187,827,334.63 = 102,429,680.62/x
  3. Step 3: Cross multiply
    124,651,000.30x = 187,827,334.63 × 102,429,680.62
  4. Step 4: Simplify right side
    124,651,000.30x = 19,239,093,897,856,768
  5. Step 5: Solve for x
    x = 19,239,093,897,856,768/124,651,000.30
  6. Step 6: Final answer
    x = 154,343,678.36

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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.