Home / 806,670,659.10-1,210,005,988.65-799,017,908.70

Finding the Fourth Proportional to 806,670,659.10, 1,210,005,988.65 and 799,017,908.70

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Solution

The fourth proportional to 806,670,659.10, 1,210,005,988.65 and 799,017,908.70 is: 1,198,526,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,670,659.10 : 1,210,005,988.65 = 799,017,908.70 : x
  2. Step 2: Convert to fraction form
    806,670,659.10/1,210,005,988.65 = 799,017,908.70/x
  3. Step 3: Cross multiply
    806,670,659.10x = 1,210,005,988.65 × 799,017,908.70
  4. Step 4: Simplify right side
    806,670,659.10x = 966,816,454,565,599,104
  5. Step 5: Solve for x
    x = 966,816,454,565,599,104/806,670,659.10
  6. Step 6: Final answer
    x = 1,198,526,863.05

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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.