Home / 54,310,448.60-81,465,672.90-51,791,024.60

Finding the Fourth Proportional to 54,310,448.60, 81,465,672.90 and 51,791,024.60

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Solution

The fourth proportional to 54,310,448.60, 81,465,672.90 and 51,791,024.60 is: 77,686,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,448.60 : 81,465,672.90 = 51,791,024.60 : x
  2. Step 2: Convert to fraction form
    54,310,448.60/81,465,672.90 = 51,791,024.60/x
  3. Step 3: Cross multiply
    54,310,448.60x = 81,465,672.90 × 51,791,024.60
  4. Step 4: Simplify right side
    54,310,448.60x = 4,219,190,669,219,454
  5. Step 5: Solve for x
    x = 4,219,190,669,219,454/54,310,448.60
  6. Step 6: Final answer
    x = 77,686,536.90

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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.