Home / 161,404,780,085.85-222,737,272,814.33-88,161,057,501.51

Finding the Fourth Proportional to 161,404,780,085.85, 222,737,272,814.33 and 88,161,057,501.51

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Solution

The fourth proportional to 161,404,780,085.85, 222,737,272,814.33 and 88,161,057,501.51 is: 121,661,536,330.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,404,780,085.85 : 222,737,272,814.33 = 88,161,057,501.51 : x
  2. Step 2: Convert to fraction form
    161,404,780,085.85/222,737,272,814.33 = 88,161,057,501.51/x
  3. Step 3: Cross multiply
    161,404,780,085.85x = 222,737,272,814.33 × 88,161,057,501.51
  4. Step 4: Simplify right side
    161,404,780,085.85x = 19,636,753,516,312,553,062,400
  5. Step 5: Solve for x
    x = 19,636,753,516,312,553,062,400/161,404,780,085.85
  6. Step 6: Final answer
    x = 121,661,536,330.39

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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.