Home / 159,915,264.09-220,662,777.83-93,811,643.16

Finding the Fourth Proportional to 159,915,264.09, 220,662,777.83 and 93,811,643.16

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Solution

The fourth proportional to 159,915,264.09, 220,662,777.83 and 93,811,643.16 is: 129,448,166.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,915,264.09 : 220,662,777.83 = 93,811,643.16 : x
  2. Step 2: Convert to fraction form
    159,915,264.09/220,662,777.83 = 93,811,643.16/x
  3. Step 3: Cross multiply
    159,915,264.09x = 220,662,777.83 × 93,811,643.16
  4. Step 4: Simplify right side
    159,915,264.09x = 20,700,737,771,806,500
  5. Step 5: Solve for x
    x = 20,700,737,771,806,500/159,915,264.09
  6. Step 6: Final answer
    x = 129,448,166.75

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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.