Home / 180,681,741.96-271,028,460.51-86,014,237.56

Finding the Fourth Proportional to 180,681,741.96, 271,028,460.51 and 86,014,237.56

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Solution

The fourth proportional to 180,681,741.96, 271,028,460.51 and 86,014,237.56 is: 129,024,140.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,681,741.96 : 271,028,460.51 = 86,014,237.56 : x
  2. Step 2: Convert to fraction form
    180,681,741.96/271,028,460.51 = 86,014,237.56/x
  3. Step 3: Cross multiply
    180,681,741.96x = 271,028,460.51 × 86,014,237.56
  4. Step 4: Simplify right side
    180,681,741.96x = 23,312,306,387,828,220
  5. Step 5: Solve for x
    x = 23,312,306,387,828,220/180,681,741.96
  6. Step 6: Final answer
    x = 129,024,140.10

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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.