Home / 125,256,178.48-187,839,215.52-43,352,824.36

Finding the Fourth Proportional to 125,256,178.48, 187,839,215.52 and 43,352,824.36

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Solution

The fourth proportional to 125,256,178.48, 187,839,215.52 and 43,352,824.36 is: 65,013,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,256,178.48 : 187,839,215.52 = 43,352,824.36 : x
  2. Step 2: Convert to fraction form
    125,256,178.48/187,839,215.52 = 43,352,824.36/x
  3. Step 3: Cross multiply
    125,256,178.48x = 187,839,215.52 × 43,352,824.36
  4. Step 4: Simplify right side
    125,256,178.48x = 8,143,360,518,358,746
  5. Step 5: Solve for x
    x = 8,143,360,518,358,746/125,256,178.48
  6. Step 6: Final answer
    x = 65,013,643.38

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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.