Home / 101,131,215.40-151,696,823.10-43,735,587.40

Finding the Fourth Proportional to 101,131,215.40, 151,696,823.10 and 43,735,587.40

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Solution

The fourth proportional to 101,131,215.40, 151,696,823.10 and 43,735,587.40 is: 65,603,381.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,131,215.40 : 151,696,823.10 = 43,735,587.40 : x
  2. Step 2: Convert to fraction form
    101,131,215.40/151,696,823.10 = 43,735,587.40/x
  3. Step 3: Cross multiply
    101,131,215.40x = 151,696,823.10 × 43,735,587.40
  4. Step 4: Simplify right side
    101,131,215.40x = 6,634,549,664,992,388
  5. Step 5: Solve for x
    x = 6,634,549,664,992,388/101,131,215.40
  6. Step 6: Final answer
    x = 65,603,381.10

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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.