Home / 467,979,098.86-645,803,266.19-259,130,757.48

Finding the Fourth Proportional to 467,979,098.86, 645,803,266.19 and 259,130,757.48

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Solution

The fourth proportional to 467,979,098.86, 645,803,266.19 and 259,130,757.48 is: 357,596,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,979,098.86 : 645,803,266.19 = 259,130,757.48 : x
  2. Step 2: Convert to fraction form
    467,979,098.86/645,803,266.19 = 259,130,757.48/x
  3. Step 3: Cross multiply
    467,979,098.86x = 645,803,266.19 × 259,130,757.48
  4. Step 4: Simplify right side
    467,979,098.86x = 167,347,489,550,872,768
  5. Step 5: Solve for x
    x = 167,347,489,550,872,768/467,979,098.86
  6. Step 6: Final answer
    x = 357,596,076.32

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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.