Home / 107,314,095.70-160,971,143.55-100,139,642.20

Finding the Fourth Proportional to 107,314,095.70, 160,971,143.55 and 100,139,642.20

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Solution

The fourth proportional to 107,314,095.70, 160,971,143.55 and 100,139,642.20 is: 150,209,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,314,095.70 : 160,971,143.55 = 100,139,642.20 : x
  2. Step 2: Convert to fraction form
    107,314,095.70/160,971,143.55 = 100,139,642.20/x
  3. Step 3: Cross multiply
    107,314,095.70x = 160,971,143.55 × 100,139,642.20
  4. Step 4: Simplify right side
    107,314,095.70x = 16,119,592,719,621,840
  5. Step 5: Solve for x
    x = 16,119,592,719,621,840/107,314,095.70
  6. Step 6: Final answer
    x = 150,209,463.30

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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.