Home / 716,277,458.40-1,074,416,187.60-659,842,360.80

Finding the Fourth Proportional to 716,277,458.40, 1,074,416,187.60 and 659,842,360.80

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Solution

The fourth proportional to 716,277,458.40, 1,074,416,187.60 and 659,842,360.80 is: 989,763,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,277,458.40 : 1,074,416,187.60 = 659,842,360.80 : x
  2. Step 2: Convert to fraction form
    716,277,458.40/1,074,416,187.60 = 659,842,360.80/x
  3. Step 3: Cross multiply
    716,277,458.40x = 1,074,416,187.60 × 659,842,360.80
  4. Step 4: Simplify right side
    716,277,458.40x = 708,945,313,707,719,552
  5. Step 5: Solve for x
    x = 708,945,313,707,719,552/716,277,458.40
  6. Step 6: Final answer
    x = 989,763,541.20

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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.