Home / 866,063,343.60-1,299,095,015.40-590,564,329.20

Finding the Fourth Proportional to 866,063,343.60, 1,299,095,015.40 and 590,564,329.20

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Solution

The fourth proportional to 866,063,343.60, 1,299,095,015.40 and 590,564,329.20 is: 885,846,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,063,343.60 : 1,299,095,015.40 = 590,564,329.20 : x
  2. Step 2: Convert to fraction form
    866,063,343.60/1,299,095,015.40 = 590,564,329.20/x
  3. Step 3: Cross multiply
    866,063,343.60x = 1,299,095,015.40 × 590,564,329.20
  4. Step 4: Simplify right side
    866,063,343.60x = 767,199,176,336,764,800
  5. Step 5: Solve for x
    x = 767,199,176,336,764,800/866,063,343.60
  6. Step 6: Final answer
    x = 885,846,493.80

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Double scale
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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.