Home / 124,659,038.40-186,988,557.60-83,844,369.60

Finding the Fourth Proportional to 124,659,038.40, 186,988,557.60 and 83,844,369.60

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Solution

The fourth proportional to 124,659,038.40, 186,988,557.60 and 83,844,369.60 is: 125,766,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,659,038.40 : 186,988,557.60 = 83,844,369.60 : x
  2. Step 2: Convert to fraction form
    124,659,038.40/186,988,557.60 = 83,844,369.60/x
  3. Step 3: Cross multiply
    124,659,038.40x = 186,988,557.60 × 83,844,369.60
  4. Step 4: Simplify right side
    124,659,038.40x = 15,677,937,734,385,288
  5. Step 5: Solve for x
    x = 15,677,937,734,385,288/124,659,038.40
  6. Step 6: Final answer
    x = 125,766,554.40

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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.