Home / 165,398,001.60-248,097,002.40-50,382,359.40

Finding the Fourth Proportional to 165,398,001.60, 248,097,002.40 and 50,382,359.40

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Solution

The fourth proportional to 165,398,001.60, 248,097,002.40 and 50,382,359.40 is: 75,573,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,398,001.60 : 248,097,002.40 = 50,382,359.40 : x
  2. Step 2: Convert to fraction form
    165,398,001.60/248,097,002.40 = 50,382,359.40/x
  3. Step 3: Cross multiply
    165,398,001.60x = 248,097,002.40 × 50,382,359.40
  4. Step 4: Simplify right side
    165,398,001.60x = 12,499,712,340,979,462
  5. Step 5: Solve for x
    x = 12,499,712,340,979,462/165,398,001.60
  6. Step 6: Final answer
    x = 75,573,539.10

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1.5x scale

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.