Home / 161,282,665,169.65-222,570,099,726.34-89,024,743,652.71

Finding the Fourth Proportional to 161,282,665,169.65, 222,570,099,726.34 and 89,024,743,652.71

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Solution

The fourth proportional to 161,282,665,169.65, 222,570,099,726.34 and 89,024,743,652.71 is: 122,854,158,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,282,665,169.65 : 222,570,099,726.34 = 89,024,743,652.71 : x
  2. Step 2: Convert to fraction form
    161,282,665,169.65/222,570,099,726.34 = 89,024,743,652.71/x
  3. Step 3: Cross multiply
    161,282,665,169.65x = 222,570,099,726.34 × 89,024,743,652.71
  4. Step 4: Simplify right side
    161,282,665,169.65x = 19,814,246,072,895,521,423,360
  5. Step 5: Solve for x
    x = 19,814,246,072,895,521,423,360/161,282,665,169.65
  6. Step 6: Final answer
    x = 122,854,158,269.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.