Home / 70,934,171.16-97,889,130.48-38,339,123.16

Finding the Fourth Proportional to 70,934,171.16, 97,889,130.48 and 38,339,123.16

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Solution

The fourth proportional to 70,934,171.16, 97,889,130.48 and 38,339,123.16 is: 52,907,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,934,171.16 : 97,889,130.48 = 38,339,123.16 : x
  2. Step 2: Convert to fraction form
    70,934,171.16/97,889,130.48 = 38,339,123.16/x
  3. Step 3: Cross multiply
    70,934,171.16x = 97,889,130.48 × 38,339,123.16
  4. Step 4: Simplify right side
    70,934,171.16x = 3,752,983,429,498,029.50
  5. Step 5: Solve for x
    x = 3,752,983,429,498,029.50/70,934,171.16
  6. Step 6: Final answer
    x = 52,907,976.06

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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.