Home / 87,232,222.80-130,848,334.20-66,824,888.40

Finding the Fourth Proportional to 87,232,222.80, 130,848,334.20 and 66,824,888.40

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Solution

The fourth proportional to 87,232,222.80, 130,848,334.20 and 66,824,888.40 is: 100,237,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,232,222.80 : 130,848,334.20 = 66,824,888.40 : x
  2. Step 2: Convert to fraction form
    87,232,222.80/130,848,334.20 = 66,824,888.40/x
  3. Step 3: Cross multiply
    87,232,222.80x = 130,848,334.20 × 66,824,888.40
  4. Step 4: Simplify right side
    87,232,222.80x = 8,743,925,330,240,903
  5. Step 5: Solve for x
    x = 8,743,925,330,240,903/87,232,222.80
  6. Step 6: Final answer
    x = 100,237,332.60

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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.