Home / 141,833,947.60-212,750,921.40-55,543,675.60

Finding the Fourth Proportional to 141,833,947.60, 212,750,921.40 and 55,543,675.60

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Solution

The fourth proportional to 141,833,947.60, 212,750,921.40 and 55,543,675.60 is: 83,315,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,833,947.60 : 212,750,921.40 = 55,543,675.60 : x
  2. Step 2: Convert to fraction form
    141,833,947.60/212,750,921.40 = 55,543,675.60/x
  3. Step 3: Cross multiply
    141,833,947.60x = 212,750,921.40 × 55,543,675.60
  4. Step 4: Simplify right side
    141,833,947.60x = 11,816,968,161,842,698
  5. Step 5: Solve for x
    x = 11,816,968,161,842,698/141,833,947.60
  6. Step 6: Final answer
    x = 83,315,513.40

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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.