Home / 70,206,774.98-105,310,162.47-31,943,022.98

Finding the Fourth Proportional to 70,206,774.98, 105,310,162.47 and 31,943,022.98

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Solution

The fourth proportional to 70,206,774.98, 105,310,162.47 and 31,943,022.98 is: 47,914,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,206,774.98 : 105,310,162.47 = 31,943,022.98 : x
  2. Step 2: Convert to fraction form
    70,206,774.98/105,310,162.47 = 31,943,022.98/x
  3. Step 3: Cross multiply
    70,206,774.98x = 105,310,162.47 × 31,943,022.98
  4. Step 4: Simplify right side
    70,206,774.98x = 3,363,924,939,280,193
  5. Step 5: Solve for x
    x = 3,363,924,939,280,193/70,206,774.98
  6. Step 6: Final answer
    x = 47,914,534.47

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Double scale
Find fourth proportional to 70,206,775.98, 105,310,163.97 and 31,943,023.98
Similar ratio
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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.