Home / 1,023,893,139.92-1,412,962,473.76-553,984,150.37

Finding the Fourth Proportional to 1,023,893,139.92, 1,412,962,473.76 and 553,984,150.37

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Solution

The fourth proportional to 1,023,893,139.92, 1,412,962,473.76 and 553,984,150.37 is: 764,492,684.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,893,139.92 : 1,412,962,473.76 = 553,984,150.37 : x
  2. Step 2: Convert to fraction form
    1,023,893,139.92/1,412,962,473.76 = 553,984,150.37/x
  3. Step 3: Cross multiply
    1,023,893,139.92x = 1,412,962,473.76 × 553,984,150.37
  4. Step 4: Simplify right side
    1,023,893,139.92x = 782,758,815,522,177,280
  5. Step 5: Solve for x
    x = 782,758,815,522,177,280/1,023,893,139.92
  6. Step 6: Final answer
    x = 764,492,684.84

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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.