Home / 832,368,309.88-1,248,179,293.55-496,004,489.10

Finding the Fourth Proportional to 832,368,309.88, 1,248,179,293.55 and 496,004,489.10

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Solution

The fourth proportional to 832,368,309.88, 1,248,179,293.55 and 496,004,489.10 is: 743,784,362.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,368,309.88 : 1,248,179,293.55 = 496,004,489.10 : x
  2. Step 2: Convert to fraction form
    832,368,309.88/1,248,179,293.55 = 496,004,489.10/x
  3. Step 3: Cross multiply
    832,368,309.88x = 1,248,179,293.55 × 496,004,489.10
  4. Step 4: Simplify right side
    832,368,309.88x = 619,102,532,802,466,688
  5. Step 5: Solve for x
    x = 619,102,532,802,466,688/832,368,309.88
  6. Step 6: Final answer
    x = 743,784,362.59

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1.5x scale

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.