Home / 155,529,972.80-233,294,959.20-130,587,675.20

Finding the Fourth Proportional to 155,529,972.80, 233,294,959.20 and 130,587,675.20

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Solution

The fourth proportional to 155,529,972.80, 233,294,959.20 and 130,587,675.20 is: 195,881,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,529,972.80 : 233,294,959.20 = 130,587,675.20 : x
  2. Step 2: Convert to fraction form
    155,529,972.80/233,294,959.20 = 130,587,675.20/x
  3. Step 3: Cross multiply
    155,529,972.80x = 233,294,959.20 × 130,587,675.20
  4. Step 4: Simplify right side
    155,529,972.80x = 30,465,446,357,806,852
  5. Step 5: Solve for x
    x = 30,465,446,357,806,852/155,529,972.80
  6. Step 6: Final answer
    x = 195,881,512.80

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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.