Home / 125,512,087.80-188,335,005.30-48,837,617.40

Finding the Fourth Proportional to 125,512,087.80, 188,335,005.30 and 48,837,617.40

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Solution

The fourth proportional to 125,512,087.80, 188,335,005.30 and 48,837,617.40 is: 73,282,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,512,087.80 : 188,335,005.30 = 48,837,617.40 : x
  2. Step 2: Convert to fraction form
    125,512,087.80/188,335,005.30 = 48,837,617.40/x
  3. Step 3: Cross multiply
    125,512,087.80x = 188,335,005.30 × 48,837,617.40
  4. Step 4: Simplify right side
    125,512,087.80x = 9,197,832,931,868,372
  5. Step 5: Solve for x
    x = 9,197,832,931,868,372/125,512,087.80
  6. Step 6: Final answer
    x = 73,282,447.08

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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.