Home / 101,232,421.14-139,700,045.60-54,821,613

Finding the Fourth Proportional to 101,232,421.14, 139,700,045.60 and 54,821,613

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Solution

The fourth proportional to 101,232,421.14, 139,700,045.60 and 54,821,613 is: 75,653,449.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,232,421.14 : 139,700,045.60 = 54,821,613 : x
  2. Step 2: Convert to fraction form
    101,232,421.14/139,700,045.60 = 54,821,613/x
  3. Step 3: Cross multiply
    101,232,421.14x = 139,700,045.60 × 54,821,613
  4. Step 4: Simplify right side
    101,232,421.14x = 7,658,581,835,965,552
  5. Step 5: Solve for x
    x = 7,658,581,835,965,552/101,232,421.14
  6. Step 6: Final answer
    x = 75,653,449.26

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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.