Home / 639,249,391.32-958,917,389.58-224,675,810.16

Finding the Fourth Proportional to 639,249,391.32, 958,917,389.58 and 224,675,810.16

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Solution

The fourth proportional to 639,249,391.32, 958,917,389.58 and 224,675,810.16 is: 337,028,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,249,391.32 : 958,917,389.58 = 224,675,810.16 : x
  2. Step 2: Convert to fraction form
    639,249,391.32/958,917,389.58 = 224,675,810.16/x
  3. Step 3: Cross multiply
    639,249,391.32x = 958,917,389.58 × 224,675,810.16
  4. Step 4: Simplify right side
    639,249,391.32x = 215,445,541,380,398,848
  5. Step 5: Solve for x
    x = 215,445,541,380,398,848/639,249,391.32
  6. Step 6: Final answer
    x = 337,028,934.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.