Home / 243,578,389.20-365,367,583.80-166,094,291.40

Finding the Fourth Proportional to 243,578,389.20, 365,367,583.80 and 166,094,291.40

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Solution

The fourth proportional to 243,578,389.20, 365,367,583.80 and 166,094,291.40 is: 249,141,437.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,389.20 : 365,367,583.80 = 166,094,291.40 : x
  2. Step 2: Convert to fraction form
    243,578,389.20/365,367,583.80 = 166,094,291.40/x
  3. Step 3: Cross multiply
    243,578,389.20x = 365,367,583.80 × 166,094,291.40
  4. Step 4: Simplify right side
    243,578,389.20x = 60,685,469,931,791,120
  5. Step 5: Solve for x
    x = 60,685,469,931,791,120/243,578,389.20
  6. Step 6: Final answer
    x = 249,141,437.10

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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.