Home / 130,859,930.24-180,593,805.44-75,104,904.89

Finding the Fourth Proportional to 130,859,930.24, 180,593,805.44 and 75,104,904.89

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Solution

The fourth proportional to 130,859,930.24, 180,593,805.44 and 75,104,904.89 is: 103,648,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,859,930.24 : 180,593,805.44 = 75,104,904.89 : x
  2. Step 2: Convert to fraction form
    130,859,930.24/180,593,805.44 = 75,104,904.89/x
  3. Step 3: Cross multiply
    130,859,930.24x = 180,593,805.44 × 75,104,904.89
  4. Step 4: Simplify right side
    130,859,930.24x = 13,563,480,580,918,840
  5. Step 5: Solve for x
    x = 13,563,480,580,918,840/130,859,930.24
  6. Step 6: Final answer
    x = 103,648,844.65

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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.