Home / 166,578,633.20-249,867,949.80-98,386,223.60

Finding the Fourth Proportional to 166,578,633.20, 249,867,949.80 and 98,386,223.60

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Solution

The fourth proportional to 166,578,633.20, 249,867,949.80 and 98,386,223.60 is: 147,579,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,578,633.20 : 249,867,949.80 = 98,386,223.60 : x
  2. Step 2: Convert to fraction form
    166,578,633.20/249,867,949.80 = 98,386,223.60/x
  3. Step 3: Cross multiply
    166,578,633.20x = 249,867,949.80 × 98,386,223.60
  4. Step 4: Simplify right side
    166,578,633.20x = 24,583,563,979,496,376
  5. Step 5: Solve for x
    x = 24,583,563,979,496,376/166,578,633.20
  6. Step 6: Final answer
    x = 147,579,335.40

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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.