Home / 83,421,094.37-125,203,681.34-57,880,039.91

Finding the Fourth Proportional to 83,421,094.37, 125,203,681.34 and 57,880,039.91

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Solution

The fourth proportional to 83,421,094.37, 125,203,681.34 and 57,880,039.91 is: 86,870,043.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421,094.37 : 125,203,681.34 = 57,880,039.91 : x
  2. Step 2: Convert to fraction form
    83,421,094.37/125,203,681.34 = 57,880,039.91/x
  3. Step 3: Cross multiply
    83,421,094.37x = 125,203,681.34 × 57,880,039.91
  4. Step 4: Simplify right side
    83,421,094.37x = 7,246,794,072,548,721
  5. Step 5: Solve for x
    x = 7,246,794,072,548,721/83,421,094.37
  6. Step 6: Final answer
    x = 86,870,043.21

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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.