Home / 69,779,867.04-104,625,010.80-45,817,345.44

Finding the Fourth Proportional to 69,779,867.04, 104,625,010.80 and 45,817,345.44

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Solution

The fourth proportional to 69,779,867.04, 104,625,010.80 and 45,817,345.44 is: 68,696,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,779,867.04 : 104,625,010.80 = 45,817,345.44 : x
  2. Step 2: Convert to fraction form
    69,779,867.04/104,625,010.80 = 45,817,345.44/x
  3. Step 3: Cross multiply
    69,779,867.04x = 104,625,010.80 × 45,817,345.44
  4. Step 4: Simplify right side
    69,779,867.04x = 4,793,640,261,487,330
  5. Step 5: Solve for x
    x = 4,793,640,261,487,330/69,779,867.04
  6. Step 6: Final answer
    x = 68,696,609.28

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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.