Home / 107,676,041.80-161,514,062.70-100,448,444.20

Finding the Fourth Proportional to 107,676,041.80, 161,514,062.70 and 100,448,444.20

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Solution

The fourth proportional to 107,676,041.80, 161,514,062.70 and 100,448,444.20 is: 150,672,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,676,041.80 : 161,514,062.70 = 100,448,444.20 : x
  2. Step 2: Convert to fraction form
    107,676,041.80/161,514,062.70 = 100,448,444.20/x
  3. Step 3: Cross multiply
    107,676,041.80x = 161,514,062.70 × 100,448,444.20
  4. Step 4: Simplify right side
    107,676,041.80x = 16,223,836,314,636,250
  5. Step 5: Solve for x
    x = 16,223,836,314,636,250/107,676,041.80
  6. Step 6: Final answer
    x = 150,672,666.30

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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.