Home / 3,221,426,875.16-4,829,006,439.20-1,540,275,487.72

Finding the Fourth Proportional to 3,221,426,875.16, 4,829,006,439.20 and 1,540,275,487.72

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Solution

The fourth proportional to 3,221,426,875.16, 4,829,006,439.20 and 1,540,275,487.72 is: 2,308,914,818.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,426,875.16 : 4,829,006,439.20 = 1,540,275,487.72 : x
  2. Step 2: Convert to fraction form
    3,221,426,875.16/4,829,006,439.20 = 1,540,275,487.72/x
  3. Step 3: Cross multiply
    3,221,426,875.16x = 4,829,006,439.20 × 1,540,275,487.72
  4. Step 4: Simplify right side
    3,221,426,875.16x = 7,438,000,248,341,799,936
  5. Step 5: Solve for x
    x = 7,438,000,248,341,799,936/3,221,426,875.16
  6. Step 6: Final answer
    x = 2,308,914,818.37

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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.