Home / 2,103,879,407.60-3,149,527,510.89-1,272,316,402.46

Finding the Fourth Proportional to 2,103,879,407.60, 3,149,527,510.89 and 1,272,316,402.46

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Solution

The fourth proportional to 2,103,879,407.60, 3,149,527,510.89 and 1,272,316,402.46 is: 1,904,669,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,879,407.60 : 3,149,527,510.89 = 1,272,316,402.46 : x
  2. Step 2: Convert to fraction form
    2,103,879,407.60/3,149,527,510.89 = 1,272,316,402.46/x
  3. Step 3: Cross multiply
    2,103,879,407.60x = 3,149,527,510.89 × 1,272,316,402.46
  4. Step 4: Simplify right side
    2,103,879,407.60x = 4,007,195,512,112,237,056
  5. Step 5: Solve for x
    x = 4,007,195,512,112,237,056/2,103,879,407.60
  6. Step 6: Final answer
    x = 1,904,669,772.25

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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.