Home / 1,930,231,446.32-2,663,506,262.49-1,083,264,509

Finding the Fourth Proportional to 1,930,231,446.32, 2,663,506,262.49 and 1,083,264,509

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Solution

The fourth proportional to 1,930,231,446.32, 2,663,506,262.49 and 1,083,264,509 is: 1,494,785,409.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,231,446.32 : 2,663,506,262.49 = 1,083,264,509 : x
  2. Step 2: Convert to fraction form
    1,930,231,446.32/2,663,506,262.49 = 1,083,264,509/x
  3. Step 3: Cross multiply
    1,930,231,446.32x = 2,663,506,262.49 × 1,083,264,509
  4. Step 4: Simplify right side
    1,930,231,446.32x = 2,885,281,803,654,654,464
  5. Step 5: Solve for x
    x = 2,885,281,803,654,654,464/1,930,231,446.32
  6. Step 6: Final answer
    x = 1,494,785,409.88

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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.