Home / 134,216,151.12-185,216,527.80-75,478,797

Finding the Fourth Proportional to 134,216,151.12, 185,216,527.80 and 75,478,797

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Solution

The fourth proportional to 134,216,151.12, 185,216,527.80 and 75,478,797 is: 104,159,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,216,151.12 : 185,216,527.80 = 75,478,797 : x
  2. Step 2: Convert to fraction form
    134,216,151.12/185,216,527.80 = 75,478,797/x
  3. Step 3: Cross multiply
    134,216,151.12x = 185,216,527.80 × 75,478,797
  4. Step 4: Simplify right side
    134,216,151.12x = 13,979,920,702,861,058
  5. Step 5: Solve for x
    x = 13,979,920,702,861,058/134,216,151.12
  6. Step 6: Final answer
    x = 104,159,749.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.