Home / 88,138,401.54-121,502,803.52-61,594,344.47

Finding the Fourth Proportional to 88,138,401.54, 121,502,803.52 and 61,594,344.47

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Solution

The fourth proportional to 88,138,401.54, 121,502,803.52 and 61,594,344.47 is: 84,910,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,401.54 : 121,502,803.52 = 61,594,344.47 : x
  2. Step 2: Convert to fraction form
    88,138,401.54/121,502,803.52 = 61,594,344.47/x
  3. Step 3: Cross multiply
    88,138,401.54x = 121,502,803.52 × 61,594,344.47
  4. Step 4: Simplify right side
    88,138,401.54x = 7,483,885,533,166,123
  5. Step 5: Solve for x
    x = 7,483,885,533,166,123/88,138,401.54
  6. Step 6: Final answer
    x = 84,910,611.07

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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.