Home / 726,385,400,769.60-1,089,578,101,154.40-726,385,400,769.60

Finding the Fourth Proportional to 726,385,400,769.60, 1,089,578,101,154.40 and 726,385,400,769.60

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Solution

The fourth proportional to 726,385,400,769.60, 1,089,578,101,154.40 and 726,385,400,769.60 is: 1,089,578,101,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,385,400,769.60 : 1,089,578,101,154.40 = 726,385,400,769.60 : x
  2. Step 2: Convert to fraction form
    726,385,400,769.60/1,089,578,101,154.40 = 726,385,400,769.60/x
  3. Step 3: Cross multiply
    726,385,400,769.60x = 1,089,578,101,154.40 × 726,385,400,769.60
  4. Step 4: Simplify right side
    726,385,400,769.60x = 791,453,625,676,818,580,242,432
  5. Step 5: Solve for x
    x = 791,453,625,676,818,580,242,432/726,385,400,769.60
  6. Step 6: Final answer
    x = 1,089,578,101,154.40

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Double scale
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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.