Home / 123,495,446.40-185,110,459.20-46,788,835.20

Finding the Fourth Proportional to 123,495,446.40, 185,110,459.20 and 46,788,835.20

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Solution

The fourth proportional to 123,495,446.40, 185,110,459.20 and 46,788,835.20 is: 70,132,972.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,495,446.40 : 185,110,459.20 = 46,788,835.20 : x
  2. Step 2: Convert to fraction form
    123,495,446.40/185,110,459.20 = 46,788,835.20/x
  3. Step 3: Cross multiply
    123,495,446.40x = 185,110,459.20 × 46,788,835.20
  4. Step 4: Simplify right side
    123,495,446.40x = 8,661,102,769,305,124
  5. Step 5: Solve for x
    x = 8,661,102,769,305,124/123,495,446.40
  6. Step 6: Final answer
    x = 70,132,972.69

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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.