Home / 124,632,023.40-186,948,035.10-73,538,519.40

Finding the Fourth Proportional to 124,632,023.40, 186,948,035.10 and 73,538,519.40

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Solution

The fourth proportional to 124,632,023.40, 186,948,035.10 and 73,538,519.40 is: 110,307,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,632,023.40 : 186,948,035.10 = 73,538,519.40 : x
  2. Step 2: Convert to fraction form
    124,632,023.40/186,948,035.10 = 73,538,519.40/x
  3. Step 3: Cross multiply
    124,632,023.40x = 186,948,035.10 × 73,538,519.40
  4. Step 4: Simplify right side
    124,632,023.40x = 13,747,881,705,993,232
  5. Step 5: Solve for x
    x = 13,747,881,705,993,232/124,632,023.40
  6. Step 6: Final answer
    x = 110,307,779.10

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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.