Home / 136,424,432.79-204,638,289.16-38,050,151.43

Finding the Fourth Proportional to 136,424,432.79, 204,638,289.16 and 38,050,151.43

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Solution

The fourth proportional to 136,424,432.79, 204,638,289.16 and 38,050,151.43 is: 57,075,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,424,432.79 : 204,638,289.16 = 38,050,151.43 : x
  2. Step 2: Convert to fraction form
    136,424,432.79/204,638,289.16 = 38,050,151.43/x
  3. Step 3: Cross multiply
    136,424,432.79x = 204,638,289.16 × 38,050,151.43
  4. Step 4: Simplify right side
    136,424,432.79x = 7,786,517,890,914,127
  5. Step 5: Solve for x
    x = 7,786,517,890,914,127/136,424,432.79
  6. Step 6: Final answer
    x = 57,075,684.55

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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.