Home / 70,118,237.30-96,761,479.67-38,326,980.30

Finding the Fourth Proportional to 70,118,237.30, 96,761,479.67 and 38,326,980.30

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Solution

The fourth proportional to 70,118,237.30, 96,761,479.67 and 38,326,980.30 is: 52,890,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,118,237.30 : 96,761,479.67 = 38,326,980.30 : x
  2. Step 2: Convert to fraction form
    70,118,237.30/96,761,479.67 = 38,326,980.30/x
  3. Step 3: Cross multiply
    70,118,237.30x = 96,761,479.67 × 38,326,980.30
  4. Step 4: Simplify right side
    70,118,237.30x = 3,708,575,324,700,176.50
  5. Step 5: Solve for x
    x = 3,708,575,324,700,176.50/70,118,237.30
  6. Step 6: Final answer
    x = 52,890,310.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.