Home / 48,397,401.60-72,596,102.40-43,106,611.20

Finding the Fourth Proportional to 48,397,401.60, 72,596,102.40 and 43,106,611.20

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Solution

The fourth proportional to 48,397,401.60, 72,596,102.40 and 43,106,611.20 is: 64,659,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,397,401.60 : 72,596,102.40 = 43,106,611.20 : x
  2. Step 2: Convert to fraction form
    48,397,401.60/72,596,102.40 = 43,106,611.20/x
  3. Step 3: Cross multiply
    48,397,401.60x = 72,596,102.40 × 43,106,611.20
  4. Step 4: Simplify right side
    48,397,401.60x = 3,129,371,960,792,187.50
  5. Step 5: Solve for x
    x = 3,129,371,960,792,187.50/48,397,401.60
  6. Step 6: Final answer
    x = 64,659,916.80

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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.