Home / 1,368,105,571.08-1,887,935,108.18-741,560,546.93

Finding the Fourth Proportional to 1,368,105,571.08, 1,887,935,108.18 and 741,560,546.93

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Solution

The fourth proportional to 1,368,105,571.08, 1,887,935,108.18 and 741,560,546.93 is: 1,023,326,138.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,105,571.08 : 1,887,935,108.18 = 741,560,546.93 : x
  2. Step 2: Convert to fraction form
    1,368,105,571.08/1,887,935,108.18 = 741,560,546.93/x
  3. Step 3: Cross multiply
    1,368,105,571.08x = 1,887,935,108.18 × 741,560,546.93
  4. Step 4: Simplify right side
    1,368,105,571.08x = 1,400,018,191,377,161,984
  5. Step 5: Solve for x
    x = 1,400,018,191,377,161,984/1,368,105,571.08
  6. Step 6: Final answer
    x = 1,023,326,138.69

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Double scale
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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.