Home / 1,962,402,764.16-2,943,254,640.48-781,884,305.76

Finding the Fourth Proportional to 1,962,402,764.16, 2,943,254,640.48 and 781,884,305.76

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Solution

The fourth proportional to 1,962,402,764.16, 2,943,254,640.48 and 781,884,305.76 is: 1,172,687,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,402,764.16 : 2,943,254,640.48 = 781,884,305.76 : x
  2. Step 2: Convert to fraction form
    1,962,402,764.16/2,943,254,640.48 = 781,884,305.76/x
  3. Step 3: Cross multiply
    1,962,402,764.16x = 2,943,254,640.48 × 781,884,305.76
  4. Step 4: Simplify right side
    1,962,402,764.16x = 2,301,284,611,246,603,264
  5. Step 5: Solve for x
    x = 2,301,284,611,246,603,264/1,962,402,764.16
  6. Step 6: Final answer
    x = 1,172,687,204.32

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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.