Home / 803,336,689.96-1,108,543,792.14-450,844,603

Finding the Fourth Proportional to 803,336,689.96, 1,108,543,792.14 and 450,844,603

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Solution

The fourth proportional to 803,336,689.96, 1,108,543,792.14 and 450,844,603 is: 622,131,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,336,689.96 : 1,108,543,792.14 = 450,844,603 : x
  2. Step 2: Convert to fraction form
    803,336,689.96/1,108,543,792.14 = 450,844,603/x
  3. Step 3: Cross multiply
    803,336,689.96x = 1,108,543,792.14 × 450,844,603
  4. Step 4: Simplify right side
    803,336,689.96x = 499,780,985,875,472,896
  5. Step 5: Solve for x
    x = 499,780,985,875,472,896/803,336,689.96
  6. Step 6: Final answer
    x = 622,131,407.82

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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.