Home / 1,368,105,573.84-1,887,935,111.96-741,560,549.68

Finding the Fourth Proportional to 1,368,105,573.84, 1,887,935,111.96 and 741,560,549.68

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Solution

The fourth proportional to 1,368,105,573.84, 1,887,935,111.96 and 741,560,549.68 is: 1,023,326,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,105,573.84 : 1,887,935,111.96 = 741,560,549.68 : x
  2. Step 2: Convert to fraction form
    1,368,105,573.84/1,887,935,111.96 = 741,560,549.68/x
  3. Step 3: Cross multiply
    1,368,105,573.84x = 1,887,935,111.96 × 741,560,549.68
  4. Step 4: Simplify right side
    1,368,105,573.84x = 1,400,018,199,385,229,824
  5. Step 5: Solve for x
    x = 1,400,018,199,385,229,824/1,368,105,573.84
  6. Step 6: Final answer
    x = 1,023,326,142.48

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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.