Home / 1,917,974,549.76-2,646,804,888-1,037,908,262.40

Finding the Fourth Proportional to 1,917,974,549.76, 2,646,804,888 and 1,037,908,262.40

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Solution

The fourth proportional to 1,917,974,549.76, 2,646,804,888 and 1,037,908,262.40 is: 1,432,313,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,974,549.76 : 2,646,804,888 = 1,037,908,262.40 : x
  2. Step 2: Convert to fraction form
    1,917,974,549.76/2,646,804,888 = 1,037,908,262.40/x
  3. Step 3: Cross multiply
    1,917,974,549.76x = 2,646,804,888 × 1,037,908,262.40
  4. Step 4: Simplify right side
    1,917,974,549.76x = 2,747,140,662,215,906,304
  5. Step 5: Solve for x
    x = 2,747,140,662,215,906,304/1,917,974,549.76
  6. Step 6: Final answer
    x = 1,432,313,407.16

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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.