Home / 1,391,443,607,724.60-2,087,467,349,869.70-423,326,888,179.23

Finding the Fourth Proportional to 1,391,443,607,724.60, 2,087,467,349,869.70 and 423,326,888,179.23

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Solution

The fourth proportional to 1,391,443,607,724.60, 2,087,467,349,869.70 and 423,326,888,179.23 is: 635,082,192,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,443,607,724.60 : 2,087,467,349,869.70 = 423,326,888,179.23 : x
  2. Step 2: Convert to fraction form
    1,391,443,607,724.60/2,087,467,349,869.70 = 423,326,888,179.23/x
  3. Step 3: Cross multiply
    1,391,443,607,724.60x = 2,087,467,349,869.70 × 423,326,888,179.23
  4. Step 4: Simplify right side
    1,391,443,607,724.60x = 883,681,057,396,083,979,714,560
  5. Step 5: Solve for x
    x = 883,681,057,396,083,979,714,560/1,391,443,607,724.60
  6. Step 6: Final answer
    x = 635,082,192,688.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.