Home / 127,822,337.80-191,733,506.70-88,708,280.20

Finding the Fourth Proportional to 127,822,337.80, 191,733,506.70 and 88,708,280.20

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Solution

The fourth proportional to 127,822,337.80, 191,733,506.70 and 88,708,280.20 is: 133,062,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822,337.80 : 191,733,506.70 = 88,708,280.20 : x
  2. Step 2: Convert to fraction form
    127,822,337.80/191,733,506.70 = 88,708,280.20/x
  3. Step 3: Cross multiply
    127,822,337.80x = 191,733,506.70 × 88,708,280.20
  4. Step 4: Simplify right side
    127,822,337.80x = 17,008,349,636,072,176
  5. Step 5: Solve for x
    x = 17,008,349,636,072,176/127,822,337.80
  6. Step 6: Final answer
    x = 133,062,420.30

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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.