Home / 86,364,433.91-129,569,339.61-31,037,854.93

Finding the Fourth Proportional to 86,364,433.91, 129,569,339.61 and 31,037,854.93

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Solution

The fourth proportional to 86,364,433.91, 129,569,339.61 and 31,037,854.93 is: 46,564,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,364,433.91 : 129,569,339.61 = 31,037,854.93 : x
  2. Step 2: Convert to fraction form
    86,364,433.91/129,569,339.61 = 31,037,854.93/x
  3. Step 3: Cross multiply
    86,364,433.91x = 129,569,339.61 × 31,037,854.93
  4. Step 4: Simplify right side
    86,364,433.91x = 4,021,554,365,867,159
  5. Step 5: Solve for x
    x = 4,021,554,365,867,159/86,364,433.91
  6. Step 6: Final answer
    x = 46,564,936.32

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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.