Home / 104,995,381.30-157,500,639.59-40,299,186.46

Finding the Fourth Proportional to 104,995,381.30, 157,500,639.59 and 40,299,186.46

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Solution

The fourth proportional to 104,995,381.30, 157,500,639.59 and 40,299,186.46 is: 60,451,684.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,995,381.30 : 157,500,639.59 = 40,299,186.46 : x
  2. Step 2: Convert to fraction form
    104,995,381.30/157,500,639.59 = 40,299,186.46/x
  3. Step 3: Cross multiply
    104,995,381.30x = 157,500,639.59 × 40,299,186.46
  4. Step 4: Simplify right side
    104,995,381.30x = 6,347,147,642,406,668
  5. Step 5: Solve for x
    x = 6,347,147,642,406,668/104,995,381.30
  6. Step 6: Final answer
    x = 60,451,684.29

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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.