Home / 75,073,738.80-103,602,829.02-43,283,279.45

Finding the Fourth Proportional to 75,073,738.80, 103,602,829.02 and 43,283,279.45

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Solution

The fourth proportional to 75,073,738.80, 103,602,829.02 and 43,283,279.45 is: 59,731,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,073,738.80 : 103,602,829.02 = 43,283,279.45 : x
  2. Step 2: Convert to fraction form
    75,073,738.80/103,602,829.02 = 43,283,279.45/x
  3. Step 3: Cross multiply
    75,073,738.80x = 103,602,829.02 × 43,283,279.45
  4. Step 4: Simplify right side
    75,073,738.80x = 4,484,270,199,765,215.50
  5. Step 5: Solve for x
    x = 4,484,270,199,765,215.50/75,073,738.80
  6. Step 6: Final answer
    x = 59,731,542.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.