Home / 165,953,647.80-248,930,471.70-70,203,094.20

Finding the Fourth Proportional to 165,953,647.80, 248,930,471.70 and 70,203,094.20

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Solution

The fourth proportional to 165,953,647.80, 248,930,471.70 and 70,203,094.20 is: 105,304,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,953,647.80 : 248,930,471.70 = 70,203,094.20 : x
  2. Step 2: Convert to fraction form
    165,953,647.80/248,930,471.70 = 70,203,094.20/x
  3. Step 3: Cross multiply
    165,953,647.80x = 248,930,471.70 × 70,203,094.20
  4. Step 4: Simplify right side
    165,953,647.80x = 17,475,689,354,005,534
  5. Step 5: Solve for x
    x = 17,475,689,354,005,534/165,953,647.80
  6. Step 6: Final answer
    x = 105,304,641.30

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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.