Home / 70,216,666.20-105,324,999.30-61,713,610.20

Finding the Fourth Proportional to 70,216,666.20, 105,324,999.30 and 61,713,610.20

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Solution

The fourth proportional to 70,216,666.20, 105,324,999.30 and 61,713,610.20 is: 92,570,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,216,666.20 : 105,324,999.30 = 61,713,610.20 : x
  2. Step 2: Convert to fraction form
    70,216,666.20/105,324,999.30 = 61,713,610.20/x
  3. Step 3: Cross multiply
    70,216,666.20x = 105,324,999.30 × 61,713,610.20
  4. Step 4: Simplify right side
    70,216,666.20x = 6,499,985,951,115,473
  5. Step 5: Solve for x
    x = 6,499,985,951,115,473/70,216,666.20
  6. Step 6: Final answer
    x = 92,570,415.30

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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.