Home / 124,312,441.60-186,485,679.96-42,409,329.85

Finding the Fourth Proportional to 124,312,441.60, 186,485,679.96 and 42,409,329.85

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Solution

The fourth proportional to 124,312,441.60, 186,485,679.96 and 42,409,329.85 is: 63,619,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,312,441.60 : 186,485,679.96 = 42,409,329.85 : x
  2. Step 2: Convert to fraction form
    124,312,441.60/186,485,679.96 = 42,409,329.85/x
  3. Step 3: Cross multiply
    124,312,441.60x = 186,485,679.96 × 42,409,329.85
  4. Step 4: Simplify right side
    124,312,441.60x = 7,908,732,713,725,175
  5. Step 5: Solve for x
    x = 7,908,732,713,725,175/124,312,441.60
  6. Step 6: Final answer
    x = 63,619,800.33

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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.