Home / 177,176,173.80-265,764,260.70-166,426,631.40

Finding the Fourth Proportional to 177,176,173.80, 265,764,260.70 and 166,426,631.40

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Solution

The fourth proportional to 177,176,173.80, 265,764,260.70 and 166,426,631.40 is: 249,639,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,176,173.80 : 265,764,260.70 = 166,426,631.40 : x
  2. Step 2: Convert to fraction form
    177,176,173.80/265,764,260.70 = 166,426,631.40/x
  3. Step 3: Cross multiply
    177,176,173.80x = 265,764,260.70 × 166,426,631.40
  4. Step 4: Simplify right side
    177,176,173.80x = 44,230,250,654,812,408
  5. Step 5: Solve for x
    x = 44,230,250,654,812,408/177,176,173.80
  6. Step 6: Final answer
    x = 249,639,947.10

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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.