Home / 2,910,674,422.80-4,366,011,634.20-840,605,439.60

Finding the Fourth Proportional to 2,910,674,422.80, 4,366,011,634.20 and 840,605,439.60

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Solution

The fourth proportional to 2,910,674,422.80, 4,366,011,634.20 and 840,605,439.60 is: 1,260,908,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,674,422.80 : 4,366,011,634.20 = 840,605,439.60 : x
  2. Step 2: Convert to fraction form
    2,910,674,422.80/4,366,011,634.20 = 840,605,439.60/x
  3. Step 3: Cross multiply
    2,910,674,422.80x = 4,366,011,634.20 × 840,605,439.60
  4. Step 4: Simplify right side
    2,910,674,422.80x = 3,670,093,129,065,405,440
  5. Step 5: Solve for x
    x = 3,670,093,129,065,405,440/2,910,674,422.80
  6. Step 6: Final answer
    x = 1,260,908,159.40

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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.