Home / 134,759,159.18-185,969,446.58-76,021,642.66

Finding the Fourth Proportional to 134,759,159.18, 185,969,446.58 and 76,021,642.66

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Solution

The fourth proportional to 134,759,159.18, 185,969,446.58 and 76,021,642.66 is: 104,910,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,759,159.18 : 185,969,446.58 = 76,021,642.66 : x
  2. Step 2: Convert to fraction form
    134,759,159.18/185,969,446.58 = 76,021,642.66/x
  3. Step 3: Cross multiply
    134,759,159.18x = 185,969,446.58 × 76,021,642.66
  4. Step 4: Simplify right side
    134,759,159.18x = 14,137,702,812,568,632
  5. Step 5: Solve for x
    x = 14,137,702,812,568,632/134,759,159.18
  6. Step 6: Final answer
    x = 104,910,886.19

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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.