Home / 70,983,247.14-97,961,417.13-40,032,123.30

Finding the Fourth Proportional to 70,983,247.14, 97,961,417.13 and 40,032,123.30

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Solution

The fourth proportional to 70,983,247.14, 97,961,417.13 and 40,032,123.30 is: 55,246,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,983,247.14 : 97,961,417.13 = 40,032,123.30 : x
  2. Step 2: Convert to fraction form
    70,983,247.14/97,961,417.13 = 40,032,123.30/x
  3. Step 3: Cross multiply
    70,983,247.14x = 97,961,417.13 × 40,032,123.30
  4. Step 4: Simplify right side
    70,983,247.14x = 3,921,603,529,190,891.50
  5. Step 5: Solve for x
    x = 3,921,603,529,190,891.50/70,983,247.14
  6. Step 6: Final answer
    x = 55,246,888.35

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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.