Home / 2,655,473,917.28-3,666,207,820.80-1,690,402,346.96

Finding the Fourth Proportional to 2,655,473,917.28, 3,666,207,820.80 and 1,690,402,346.96

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Solution

The fourth proportional to 2,655,473,917.28, 3,666,207,820.80 and 1,690,402,346.96 is: 2,333,808,012.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655,473,917.28 : 3,666,207,820.80 = 1,690,402,346.96 : x
  2. Step 2: Convert to fraction form
    2,655,473,917.28/3,666,207,820.80 = 1,690,402,346.96/x
  3. Step 3: Cross multiply
    2,655,473,917.28x = 3,666,207,820.80 × 1,690,402,346.96
  4. Step 4: Simplify right side
    2,655,473,917.28x = 6,197,366,304,723,427,328
  5. Step 5: Solve for x
    x = 6,197,366,304,723,427,328/2,655,473,917.28
  6. Step 6: Final answer
    x = 2,333,808,012.35

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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.