Home / 160,551,580.88-221,567,260.32-89,988,483.68

Finding the Fourth Proportional to 160,551,580.88, 221,567,260.32 and 89,988,483.68

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Solution

The fourth proportional to 160,551,580.88, 221,567,260.32 and 89,988,483.68 is: 124,187,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,551,580.88 : 221,567,260.32 = 89,988,483.68 : x
  2. Step 2: Convert to fraction form
    160,551,580.88/221,567,260.32 = 89,988,483.68/x
  3. Step 3: Cross multiply
    160,551,580.88x = 221,567,260.32 × 89,988,483.68
  4. Step 4: Simplify right side
    160,551,580.88x = 19,938,501,789,328,632
  5. Step 5: Solve for x
    x = 19,938,501,789,328,632/160,551,580.88
  6. Step 6: Final answer
    x = 124,187,514.57

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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.