Home / 936,139,084.20-1,404,432,575.10-451,065,983.40

Finding the Fourth Proportional to 936,139,084.20, 1,404,432,575.10 and 451,065,983.40

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Solution

The fourth proportional to 936,139,084.20, 1,404,432,575.10 and 451,065,983.40 is: 676,706,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,139,084.20 : 1,404,432,575.10 = 451,065,983.40 : x
  2. Step 2: Convert to fraction form
    936,139,084.20/1,404,432,575.10 = 451,065,983.40/x
  3. Step 3: Cross multiply
    936,139,084.20x = 1,404,432,575.10 × 451,065,983.40
  4. Step 4: Simplify right side
    936,139,084.20x = 633,491,760,606,475,776
  5. Step 5: Solve for x
    x = 633,491,760,606,475,776/936,139,084.20
  6. Step 6: Final answer
    x = 676,706,881.81

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1.5x scale

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.