Home / 1,368,105,573.71-1,887,935,111.80-741,560,549.55

Finding the Fourth Proportional to 1,368,105,573.71, 1,887,935,111.80 and 741,560,549.55

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Solution

The fourth proportional to 1,368,105,573.71, 1,887,935,111.80 and 741,560,549.55 is: 1,023,326,142.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,105,573.71 : 1,887,935,111.80 = 741,560,549.55 : x
  2. Step 2: Convert to fraction form
    1,368,105,573.71/1,887,935,111.80 = 741,560,549.55/x
  3. Step 3: Cross multiply
    1,368,105,573.71x = 1,887,935,111.80 × 741,560,549.55
  4. Step 4: Simplify right side
    1,368,105,573.71x = 1,400,018,199,019,294,720
  5. Step 5: Solve for x
    x = 1,400,018,199,019,294,720/1,368,105,573.71
  6. Step 6: Final answer
    x = 1,023,326,142.32

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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.