Home / 134,366,011.20-185,424,641.10-75,628,642.50

Finding the Fourth Proportional to 134,366,011.20, 185,424,641.10 and 75,628,642.50

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Solution

The fourth proportional to 134,366,011.20, 185,424,641.10 and 75,628,642.50 is: 104,367,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,366,011.20 : 185,424,641.10 = 75,628,642.50 : x
  2. Step 2: Convert to fraction form
    134,366,011.20/185,424,641.10 = 75,628,642.50/x
  3. Step 3: Cross multiply
    134,366,011.20x = 185,424,641.10 × 75,628,642.50
  4. Step 4: Simplify right side
    134,366,011.20x = 14,023,413,892,442,706
  5. Step 5: Solve for x
    x = 14,023,413,892,442,706/134,366,011.20
  6. Step 6: Final answer
    x = 104,367,270.91

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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.