Home / 243,578,386.20-365,367,579.30-166,094,288.40

Finding the Fourth Proportional to 243,578,386.20, 365,367,579.30 and 166,094,288.40

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Solution

The fourth proportional to 243,578,386.20, 365,367,579.30 and 166,094,288.40 is: 249,141,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,578,386.20 : 365,367,579.30 = 166,094,288.40 : x
  2. Step 2: Convert to fraction form
    243,578,386.20/365,367,579.30 = 166,094,288.40/x
  3. Step 3: Cross multiply
    243,578,386.20x = 365,367,579.30 × 166,094,288.40
  4. Step 4: Simplify right side
    243,578,386.20x = 60,685,468,088,264,072
  5. Step 5: Solve for x
    x = 60,685,468,088,264,072/243,578,386.20
  6. Step 6: Final answer
    x = 249,141,432.60

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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.