Home / 1,013,797,520.16-1,399,672,449.36-696,803,592.48

Finding the Fourth Proportional to 1,013,797,520.16, 1,399,672,449.36 and 696,803,592.48

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Solution

The fourth proportional to 1,013,797,520.16, 1,399,672,449.36 and 696,803,592.48 is: 962,023,255.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,797,520.16 : 1,399,672,449.36 = 696,803,592.48 : x
  2. Step 2: Convert to fraction form
    1,013,797,520.16/1,399,672,449.36 = 696,803,592.48/x
  3. Step 3: Cross multiply
    1,013,797,520.16x = 1,399,672,449.36 × 696,803,592.48
  4. Step 4: Simplify right side
    1,013,797,520.16x = 975,296,791,009,328,768
  5. Step 5: Solve for x
    x = 975,296,791,009,328,768/1,013,797,520.16
  6. Step 6: Final answer
    x = 962,023,255.74

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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.