Home / 141,588,035.40-212,382,053.10-84,050,689.80

Finding the Fourth Proportional to 141,588,035.40, 212,382,053.10 and 84,050,689.80

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Solution

The fourth proportional to 141,588,035.40, 212,382,053.10 and 84,050,689.80 is: 126,076,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,588,035.40 : 212,382,053.10 = 84,050,689.80 : x
  2. Step 2: Convert to fraction form
    141,588,035.40/212,382,053.10 = 84,050,689.80/x
  3. Step 3: Cross multiply
    141,588,035.40x = 212,382,053.10 × 84,050,689.80
  4. Step 4: Simplify right side
    141,588,035.40x = 17,850,858,064,195,228
  5. Step 5: Solve for x
    x = 17,850,858,064,195,228/141,588,035.40
  6. Step 6: Final answer
    x = 126,076,034.70

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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.