Home / 597,899,512.80-896,849,269.20-442,931,317.20

Finding the Fourth Proportional to 597,899,512.80, 896,849,269.20 and 442,931,317.20

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Solution

The fourth proportional to 597,899,512.80, 896,849,269.20 and 442,931,317.20 is: 664,396,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,899,512.80 : 896,849,269.20 = 442,931,317.20 : x
  2. Step 2: Convert to fraction form
    597,899,512.80/896,849,269.20 = 442,931,317.20/x
  3. Step 3: Cross multiply
    597,899,512.80x = 896,849,269.20 × 442,931,317.20
  4. Step 4: Simplify right side
    597,899,512.80x = 397,242,628,136,613,376
  5. Step 5: Solve for x
    x = 397,242,628,136,613,376/597,899,512.80
  6. Step 6: Final answer
    x = 664,396,975.80

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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.