Home / 155,289,684,394.91-232,957,817,316.21-54,542,794,790.52

Finding the Fourth Proportional to 155,289,684,394.91, 232,957,817,316.21 and 54,542,794,790.52

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Solution

The fourth proportional to 155,289,684,394.91, 232,957,817,316.21 and 54,542,794,790.52 is: 81,822,372,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,289,684,394.91 : 232,957,817,316.21 = 54,542,794,790.52 : x
  2. Step 2: Convert to fraction form
    155,289,684,394.91/232,957,817,316.21 = 54,542,794,790.52/x
  3. Step 3: Cross multiply
    155,289,684,394.91x = 232,957,817,316.21 × 54,542,794,790.52
  4. Step 4: Simplify right side
    155,289,684,394.91x = 12,706,170,424,724,323,041,280
  5. Step 5: Solve for x
    x = 12,706,170,424,724,323,041,280/155,289,684,394.91
  6. Step 6: Final answer
    x = 81,822,372,646.54

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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.