Home / 53,145,363.60-79,718,045.40-40,296,301.20

Finding the Fourth Proportional to 53,145,363.60, 79,718,045.40 and 40,296,301.20

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Solution

The fourth proportional to 53,145,363.60, 79,718,045.40 and 40,296,301.20 is: 60,444,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145,363.60 : 79,718,045.40 = 40,296,301.20 : x
  2. Step 2: Convert to fraction form
    53,145,363.60/79,718,045.40 = 40,296,301.20/x
  3. Step 3: Cross multiply
    53,145,363.60x = 79,718,045.40 × 40,296,301.20
  4. Step 4: Simplify right side
    53,145,363.60x = 3,212,342,368,513,675
  5. Step 5: Solve for x
    x = 3,212,342,368,513,675/53,145,363.60
  6. Step 6: Final answer
    x = 60,444,451.80

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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.