Home / 99,456,746.49-137,254,542.93-55,403,692.02

Finding the Fourth Proportional to 99,456,746.49, 137,254,542.93 and 55,403,692.02

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Solution

The fourth proportional to 99,456,746.49, 137,254,542.93 and 55,403,692.02 is: 76,459,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,456,746.49 : 137,254,542.93 = 55,403,692.02 : x
  2. Step 2: Convert to fraction form
    99,456,746.49/137,254,542.93 = 55,403,692.02/x
  3. Step 3: Cross multiply
    99,456,746.49x = 137,254,542.93 × 55,403,692.02
  4. Step 4: Simplify right side
    99,456,746.49x = 7,604,408,424,839,589
  5. Step 5: Solve for x
    x = 7,604,408,424,839,589/99,456,746.49
  6. Step 6: Final answer
    x = 76,459,452.91

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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.