Home / 1,461,238,761.15-2,016,525,292.39-858,434,793.41

Finding the Fourth Proportional to 1,461,238,761.15, 2,016,525,292.39 and 858,434,793.41

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Solution

The fourth proportional to 1,461,238,761.15, 2,016,525,292.39 and 858,434,793.41 is: 1,184,649,298.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,238,761.15 : 2,016,525,292.39 = 858,434,793.41 : x
  2. Step 2: Convert to fraction form
    1,461,238,761.15/2,016,525,292.39 = 858,434,793.41/x
  3. Step 3: Cross multiply
    1,461,238,761.15x = 2,016,525,292.39 × 858,434,793.41
  4. Step 4: Simplify right side
    1,461,238,761.15x = 1,731,055,472,778,849,536
  5. Step 5: Solve for x
    x = 1,731,055,472,778,849,536/1,461,238,761.15
  6. Step 6: Final answer
    x = 1,184,649,298.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.