Home / 713,351,494.20-1,069,019,471.70-527,669,945.40

Finding the Fourth Proportional to 713,351,494.20, 1,069,019,471.70 and 527,669,945.40

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Solution

The fourth proportional to 713,351,494.20, 1,069,019,471.70 and 527,669,945.40 is: 790,759,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,351,494.20 : 1,069,019,471.70 = 527,669,945.40 : x
  2. Step 2: Convert to fraction form
    713,351,494.20/1,069,019,471.70 = 527,669,945.40/x
  3. Step 3: Cross multiply
    713,351,494.20x = 1,069,019,471.70 × 527,669,945.40
  4. Step 4: Simplify right side
    713,351,494.20x = 564,089,446,263,475,840
  5. Step 5: Solve for x
    x = 564,089,446,263,475,840/713,351,494.20
  6. Step 6: Final answer
    x = 790,759,465.49

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Double scale
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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.