Home / 712,405,106.40-1,068,607,659.60-550,962,904.80

Finding the Fourth Proportional to 712,405,106.40, 1,068,607,659.60 and 550,962,904.80

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Solution

The fourth proportional to 712,405,106.40, 1,068,607,659.60 and 550,962,904.80 is: 826,444,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,405,106.40 : 1,068,607,659.60 = 550,962,904.80 : x
  2. Step 2: Convert to fraction form
    712,405,106.40/1,068,607,659.60 = 550,962,904.80/x
  3. Step 3: Cross multiply
    712,405,106.40x = 1,068,607,659.60 × 550,962,904.80
  4. Step 4: Simplify right side
    712,405,106.40x = 588,763,180,224,745,600
  5. Step 5: Solve for x
    x = 588,763,180,224,745,600/712,405,106.40
  6. Step 6: Final answer
    x = 826,444,357.20

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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.