Home / 125,728,570.71-188,592,908.38-56,560,583.48

Finding the Fourth Proportional to 125,728,570.71, 188,592,908.38 and 56,560,583.48

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Solution

The fourth proportional to 125,728,570.71, 188,592,908.38 and 56,560,583.48 is: 84,840,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,728,570.71 : 188,592,908.38 = 56,560,583.48 : x
  2. Step 2: Convert to fraction form
    125,728,570.71/188,592,908.38 = 56,560,583.48/x
  3. Step 3: Cross multiply
    125,728,570.71x = 188,592,908.38 × 56,560,583.48
  4. Step 4: Simplify right side
    125,728,570.71x = 10,666,924,937,078,616
  5. Step 5: Solve for x
    x = 10,666,924,937,078,616/125,728,570.71
  6. Step 6: Final answer
    x = 84,840,898.75

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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.