Home / 699,264,219.20-977,155,921.60-699,264,219.20

Finding the Fourth Proportional to 699,264,219.20, 977,155,921.60 and 699,264,219.20

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Solution

The fourth proportional to 699,264,219.20, 977,155,921.60 and 699,264,219.20 is: 977,155,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,264,219.20 : 977,155,921.60 = 699,264,219.20 : x
  2. Step 2: Convert to fraction form
    699,264,219.20/977,155,921.60 = 699,264,219.20/x
  3. Step 3: Cross multiply
    699,264,219.20x = 977,155,921.60 × 699,264,219.20
  4. Step 4: Simplify right side
    699,264,219.20x = 683,290,172,554,280,448
  5. Step 5: Solve for x
    x = 683,290,172,554,280,448/699,264,219.20
  6. Step 6: Final answer
    x = 977,155,921.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.