Home / 744,309,145.80-1,116,463,718.70-708,596,310.60

Finding the Fourth Proportional to 744,309,145.80, 1,116,463,718.70 and 708,596,310.60

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Solution

The fourth proportional to 744,309,145.80, 1,116,463,718.70 and 708,596,310.60 is: 1,062,894,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,309,145.80 : 1,116,463,718.70 = 708,596,310.60 : x
  2. Step 2: Convert to fraction form
    744,309,145.80/1,116,463,718.70 = 708,596,310.60/x
  3. Step 3: Cross multiply
    744,309,145.80x = 1,116,463,718.70 × 708,596,310.60
  4. Step 4: Simplify right side
    744,309,145.80x = 791,122,071,989,576,320
  5. Step 5: Solve for x
    x = 791,122,071,989,576,320/744,309,145.80
  6. Step 6: Final answer
    x = 1,062,894,465.90

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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.