Home / 124,559,438.20-186,839,157.30-67,163,810.20

Finding the Fourth Proportional to 124,559,438.20, 186,839,157.30 and 67,163,810.20

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Solution

The fourth proportional to 124,559,438.20, 186,839,157.30 and 67,163,810.20 is: 100,745,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,559,438.20 : 186,839,157.30 = 67,163,810.20 : x
  2. Step 2: Convert to fraction form
    124,559,438.20/186,839,157.30 = 67,163,810.20/x
  3. Step 3: Cross multiply
    124,559,438.20x = 186,839,157.30 × 67,163,810.20
  4. Step 4: Simplify right side
    124,559,438.20x = 12,548,829,698,825,146
  5. Step 5: Solve for x
    x = 12,548,829,698,825,146/124,559,438.20
  6. Step 6: Final answer
    x = 100,745,715.30

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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.