Home / 1,057,249,724.20-1,585,874,586.30-644,001,202.60

Finding the Fourth Proportional to 1,057,249,724.20, 1,585,874,586.30 and 644,001,202.60

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Solution

The fourth proportional to 1,057,249,724.20, 1,585,874,586.30 and 644,001,202.60 is: 966,001,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,249,724.20 : 1,585,874,586.30 = 644,001,202.60 : x
  2. Step 2: Convert to fraction form
    1,057,249,724.20/1,585,874,586.30 = 644,001,202.60/x
  3. Step 3: Cross multiply
    1,057,249,724.20x = 1,585,874,586.30 × 644,001,202.60
  4. Step 4: Simplify right side
    1,057,249,724.20x = 1,021,305,140,749,977,472
  5. Step 5: Solve for x
    x = 1,021,305,140,749,977,472/1,057,249,724.20
  6. Step 6: Final answer
    x = 966,001,803.90

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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.