Home / 772,321,856.95-1,158,482,785.43-772,321,856.95

Finding the Fourth Proportional to 772,321,856.95, 1,158,482,785.43 and 772,321,856.95

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Solution

The fourth proportional to 772,321,856.95, 1,158,482,785.43 and 772,321,856.95 is: 1,158,482,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,321,856.95 : 1,158,482,785.43 = 772,321,856.95 : x
  2. Step 2: Convert to fraction form
    772,321,856.95/1,158,482,785.43 = 772,321,856.95/x
  3. Step 3: Cross multiply
    772,321,856.95x = 1,158,482,785.43 × 772,321,856.95
  4. Step 4: Simplify right side
    772,321,856.95x = 894,721,576,084,044,416
  5. Step 5: Solve for x
    x = 894,721,576,084,044,416/772,321,856.95
  6. Step 6: Final answer
    x = 1,158,482,785.43

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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.