Home / 105,317,310.81-145,325,154.76-60,677,886.56

Finding the Fourth Proportional to 105,317,310.81, 145,325,154.76 and 60,677,886.56

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Solution

The fourth proportional to 105,317,310.81, 145,325,154.76 and 60,677,886.56 is: 83,728,146.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,317,310.81 : 145,325,154.76 = 60,677,886.56 : x
  2. Step 2: Convert to fraction form
    105,317,310.81/145,325,154.76 = 60,677,886.56/x
  3. Step 3: Cross multiply
    105,317,310.81x = 145,325,154.76 × 60,677,886.56
  4. Step 4: Simplify right side
    105,317,310.81x = 8,818,023,255,122,475
  5. Step 5: Solve for x
    x = 8,818,023,255,122,475/105,317,310.81
  6. Step 6: Final answer
    x = 83,728,146.75

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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.