Home / 130,375,259.40-195,264,290.70-66,475,201.80

Finding the Fourth Proportional to 130,375,259.40, 195,264,290.70 and 66,475,201.80

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Solution

The fourth proportional to 130,375,259.40, 195,264,290.70 and 66,475,201.80 is: 99,560,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,375,259.40 : 195,264,290.70 = 66,475,201.80 : x
  2. Step 2: Convert to fraction form
    130,375,259.40/195,264,290.70 = 66,475,201.80/x
  3. Step 3: Cross multiply
    130,375,259.40x = 195,264,290.70 × 66,475,201.80
  4. Step 4: Simplify right side
    130,375,259.40x = 12,980,233,128,616,362
  5. Step 5: Solve for x
    x = 12,980,233,128,616,362/130,375,259.40
  6. Step 6: Final answer
    x = 99,560,554.57

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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.