Home / 906,523,246.80-1,359,784,870.20-631,024,232.40

Finding the Fourth Proportional to 906,523,246.80, 1,359,784,870.20 and 631,024,232.40

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Solution

The fourth proportional to 906,523,246.80, 1,359,784,870.20 and 631,024,232.40 is: 946,536,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,523,246.80 : 1,359,784,870.20 = 631,024,232.40 : x
  2. Step 2: Convert to fraction form
    906,523,246.80/1,359,784,870.20 = 631,024,232.40/x
  3. Step 3: Cross multiply
    906,523,246.80x = 1,359,784,870.20 × 631,024,232.40
  4. Step 4: Simplify right side
    906,523,246.80x = 858,057,203,947,088,640
  5. Step 5: Solve for x
    x = 858,057,203,947,088,640/906,523,246.80
  6. Step 6: Final answer
    x = 946,536,348.60

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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.