Home / 150,063,574.23-207,109,481.51-86,471,541.52

Finding the Fourth Proportional to 150,063,574.23, 207,109,481.51 and 86,471,541.52

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Solution

The fourth proportional to 150,063,574.23, 207,109,481.51 and 86,471,541.52 is: 119,343,259.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,063,574.23 : 207,109,481.51 = 86,471,541.52 : x
  2. Step 2: Convert to fraction form
    150,063,574.23/207,109,481.51 = 86,471,541.52/x
  3. Step 3: Cross multiply
    150,063,574.23x = 207,109,481.51 × 86,471,541.52
  4. Step 4: Simplify right side
    150,063,574.23x = 17,909,076,129,276,042
  5. Step 5: Solve for x
    x = 17,909,076,129,276,042/150,063,574.23
  6. Step 6: Final answer
    x = 119,343,259.82

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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.