Home / 247,124,614.08-370,708,708.32-91,680,222.72

Finding the Fourth Proportional to 247,124,614.08, 370,708,708.32 and 91,680,222.72

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Solution

The fourth proportional to 247,124,614.08, 370,708,708.32 and 91,680,222.72 is: 137,528,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,124,614.08 : 370,708,708.32 = 91,680,222.72 : x
  2. Step 2: Convert to fraction form
    247,124,614.08/370,708,708.32 = 91,680,222.72/x
  3. Step 3: Cross multiply
    247,124,614.08x = 370,708,708.32 × 91,680,222.72
  4. Step 4: Simplify right side
    247,124,614.08x = 33,986,656,943,021,116
  5. Step 5: Solve for x
    x = 33,986,656,943,021,116/247,124,614.08
  6. Step 6: Final answer
    x = 137,528,416.87

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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.