Home / 124,526,627.10-186,789,940.65-67,130,999.10

Finding the Fourth Proportional to 124,526,627.10, 186,789,940.65 and 67,130,999.10

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Solution

The fourth proportional to 124,526,627.10, 186,789,940.65 and 67,130,999.10 is: 100,696,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,526,627.10 : 186,789,940.65 = 67,130,999.10 : x
  2. Step 2: Convert to fraction form
    124,526,627.10/186,789,940.65 = 67,130,999.10/x
  3. Step 3: Cross multiply
    124,526,627.10x = 186,789,940.65 × 67,130,999.10
  4. Step 4: Simplify right side
    124,526,627.10x = 12,539,395,337,664,202
  5. Step 5: Solve for x
    x = 12,539,395,337,664,202/124,526,627.10
  6. Step 6: Final answer
    x = 100,696,498.65

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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.