Home / 177,176,172.80-265,764,259.20-166,426,630.40

Finding the Fourth Proportional to 177,176,172.80, 265,764,259.20 and 166,426,630.40

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Solution

The fourth proportional to 177,176,172.80, 265,764,259.20 and 166,426,630.40 is: 249,639,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,176,172.80 : 265,764,259.20 = 166,426,630.40 : x
  2. Step 2: Convert to fraction form
    177,176,172.80/265,764,259.20 = 166,426,630.40/x
  3. Step 3: Cross multiply
    177,176,172.80x = 265,764,259.20 × 166,426,630.40
  4. Step 4: Simplify right side
    177,176,172.80x = 44,230,250,139,408,200
  5. Step 5: Solve for x
    x = 44,230,250,139,408,200/177,176,172.80
  6. Step 6: Final answer
    x = 249,639,945.60

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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.