Home / 977,507,233.20-1,466,260,849.80-564,258,711.60

Finding the Fourth Proportional to 977,507,233.20, 1,466,260,849.80 and 564,258,711.60

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Solution

The fourth proportional to 977,507,233.20, 1,466,260,849.80 and 564,258,711.60 is: 846,388,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,507,233.20 : 1,466,260,849.80 = 564,258,711.60 : x
  2. Step 2: Convert to fraction form
    977,507,233.20/1,466,260,849.80 = 564,258,711.60/x
  3. Step 3: Cross multiply
    977,507,233.20x = 1,466,260,849.80 × 564,258,711.60
  4. Step 4: Simplify right side
    977,507,233.20x = 827,350,457,977,669,120
  5. Step 5: Solve for x
    x = 827,350,457,977,669,120/977,507,233.20
  6. Step 6: Final answer
    x = 846,388,067.40

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Double scale
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Similar ratio
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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.