Home / 465,653,045.80-698,479,568.70-158,955,164.20

Finding the Fourth Proportional to 465,653,045.80, 698,479,568.70 and 158,955,164.20

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Solution

The fourth proportional to 465,653,045.80, 698,479,568.70 and 158,955,164.20 is: 238,432,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,653,045.80 : 698,479,568.70 = 158,955,164.20 : x
  2. Step 2: Convert to fraction form
    465,653,045.80/698,479,568.70 = 158,955,164.20/x
  3. Step 3: Cross multiply
    465,653,045.80x = 698,479,568.70 × 158,955,164.20
  4. Step 4: Simplify right side
    465,653,045.80x = 111,026,934,533,053,680
  5. Step 5: Solve for x
    x = 111,026,934,533,053,680/465,653,045.80
  6. Step 6: Final answer
    x = 238,432,746.30

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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.