Home / 114,187,357-157,578,725.84-61,976,411.76

Finding the Fourth Proportional to 114,187,357, 157,578,725.84 and 61,976,411.76

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Solution

The fourth proportional to 114,187,357, 157,578,725.84 and 61,976,411.76 is: 85,527,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,187,357 : 157,578,725.84 = 61,976,411.76 : x
  2. Step 2: Convert to fraction form
    114,187,357/157,578,725.84 = 61,976,411.76/x
  3. Step 3: Cross multiply
    114,187,357x = 157,578,725.84 × 61,976,411.76
  4. Step 4: Simplify right side
    114,187,357x = 9,766,163,997,275,992
  5. Step 5: Solve for x
    x = 9,766,163,997,275,992/114,187,357
  6. Step 6: Final answer
    x = 85,527,542.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.