Home / 1,399,808,770.56-1,931,752,255.68-773,264,063.52

Finding the Fourth Proportional to 1,399,808,770.56, 1,931,752,255.68 and 773,264,063.52

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Solution

The fourth proportional to 1,399,808,770.56, 1,931,752,255.68 and 773,264,063.52 is: 1,067,113,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,808,770.56 : 1,931,752,255.68 = 773,264,063.52 : x
  2. Step 2: Convert to fraction form
    1,399,808,770.56/1,931,752,255.68 = 773,264,063.52/x
  3. Step 3: Cross multiply
    1,399,808,770.56x = 1,931,752,255.68 × 773,264,063.52
  4. Step 4: Simplify right side
    1,399,808,770.56x = 1,493,754,598,941,042,688
  5. Step 5: Solve for x
    x = 1,493,754,598,941,042,688/1,399,808,770.56
  6. Step 6: Final answer
    x = 1,067,113,330.30

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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.