Home / 791,776,807.20-1,186,657,441.20-705,108,621.60

Finding the Fourth Proportional to 791,776,807.20, 1,186,657,441.20 and 705,108,621.60

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Solution

The fourth proportional to 791,776,807.20, 1,186,657,441.20 and 705,108,621.60 is: 1,056,765,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,776,807.20 : 1,186,657,441.20 = 705,108,621.60 : x
  2. Step 2: Convert to fraction form
    791,776,807.20/1,186,657,441.20 = 705,108,621.60/x
  3. Step 3: Cross multiply
    791,776,807.20x = 1,186,657,441.20 × 705,108,621.60
  4. Step 4: Simplify right side
    791,776,807.20x = 836,722,392,675,915,136
  5. Step 5: Solve for x
    x = 836,722,392,675,915,136/791,776,807.20
  6. Step 6: Final answer
    x = 1,056,765,473.64

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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.