Home / 527,037,643.23-785,844,608.41-512,557,613.43

Finding the Fourth Proportional to 527,037,643.23, 785,844,608.41 and 512,557,613.43

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Solution

The fourth proportional to 527,037,643.23, 785,844,608.41 and 512,557,613.43 is: 764,254,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,037,643.23 : 785,844,608.41 = 512,557,613.43 : x
  2. Step 2: Convert to fraction form
    527,037,643.23/785,844,608.41 = 512,557,613.43/x
  3. Step 3: Cross multiply
    527,037,643.23x = 785,844,608.41 × 512,557,613.43
  4. Step 4: Simplify right side
    527,037,643.23x = 402,790,637,013,462,464
  5. Step 5: Solve for x
    x = 402,790,637,013,462,464/527,037,643.23
  6. Step 6: Final answer
    x = 764,254,019.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.