Home / 186,520,002.80-279,780,004.20-118,495,554.80

Finding the Fourth Proportional to 186,520,002.80, 279,780,004.20 and 118,495,554.80

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Solution

The fourth proportional to 186,520,002.80, 279,780,004.20 and 118,495,554.80 is: 177,743,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,520,002.80 : 279,780,004.20 = 118,495,554.80 : x
  2. Step 2: Convert to fraction form
    186,520,002.80/279,780,004.20 = 118,495,554.80/x
  3. Step 3: Cross multiply
    186,520,002.80x = 279,780,004.20 × 118,495,554.80
  4. Step 4: Simplify right side
    186,520,002.80x = 33,152,686,819,625,328
  5. Step 5: Solve for x
    x = 33,152,686,819,625,328/186,520,002.80
  6. Step 6: Final answer
    x = 177,743,332.20

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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.