Home / 602,772,192,016.80-904,158,288,025.20-519,020,491,639.20

Finding the Fourth Proportional to 602,772,192,016.80, 904,158,288,025.20 and 519,020,491,639.20

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Solution

The fourth proportional to 602,772,192,016.80, 904,158,288,025.20 and 519,020,491,639.20 is: 778,530,737,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,772,192,016.80 : 904,158,288,025.20 = 519,020,491,639.20 : x
  2. Step 2: Convert to fraction form
    602,772,192,016.80/904,158,288,025.20 = 519,020,491,639.20/x
  3. Step 3: Cross multiply
    602,772,192,016.80x = 904,158,288,025.20 × 519,020,491,639.20
  4. Step 4: Simplify right side
    602,772,192,016.80x = 469,276,679,170,496,688,816,128
  5. Step 5: Solve for x
    x = 469,276,679,170,496,688,816,128/602,772,192,016.80
  6. Step 6: Final answer
    x = 778,530,737,458.80

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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.