Home / 1,309,046,198.04-1,806,522,084.54-714,369,001.32

Finding the Fourth Proportional to 1,309,046,198.04, 1,806,522,084.54 and 714,369,001.32

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Solution

The fourth proportional to 1,309,046,198.04, 1,806,522,084.54 and 714,369,001.32 is: 985,850,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,046,198.04 : 1,806,522,084.54 = 714,369,001.32 : x
  2. Step 2: Convert to fraction form
    1,309,046,198.04/1,806,522,084.54 = 714,369,001.32/x
  3. Step 3: Cross multiply
    1,309,046,198.04x = 1,806,522,084.54 × 714,369,001.32
  4. Step 4: Simplify right side
    1,309,046,198.04x = 1,290,523,377,395,364,352
  5. Step 5: Solve for x
    x = 1,290,523,377,395,364,352/1,309,046,198.04
  6. Step 6: Final answer
    x = 985,850,139.84

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1.5x scale

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.