Home / 73,191,637.10-109,820,966.56-31,705,198.44

Finding the Fourth Proportional to 73,191,637.10, 109,820,966.56 and 31,705,198.44

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Solution

The fourth proportional to 73,191,637.10, 109,820,966.56 and 31,705,198.44 is: 47,572,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,191,637.10 : 109,820,966.56 = 31,705,198.44 : x
  2. Step 2: Convert to fraction form
    73,191,637.10/109,820,966.56 = 31,705,198.44/x
  3. Step 3: Cross multiply
    73,191,637.10x = 109,820,966.56 × 31,705,198.44
  4. Step 4: Simplify right side
    73,191,637.10x = 3,481,895,537,657,404.50
  5. Step 5: Solve for x
    x = 3,481,895,537,657,404.50/73,191,637.10
  6. Step 6: Final answer
    x = 47,572,313.94

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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.