Home / 272,708,862.60-376,327,357.48-153,628,680.90

Finding the Fourth Proportional to 272,708,862.60, 376,327,357.48 and 153,628,680.90

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Solution

The fourth proportional to 272,708,862.60, 376,327,357.48 and 153,628,680.90 is: 212,001,454.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,708,862.60 : 376,327,357.48 = 153,628,680.90 : x
  2. Step 2: Convert to fraction form
    272,708,862.60/376,327,357.48 = 153,628,680.90/x
  3. Step 3: Cross multiply
    272,708,862.60x = 376,327,357.48 × 153,628,680.90
  4. Step 4: Simplify right side
    272,708,862.60x = 57,814,675,516,235,152
  5. Step 5: Solve for x
    x = 57,814,675,516,235,152/272,708,862.60
  6. Step 6: Final answer
    x = 212,001,454.46

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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.