Home / 64,650,249.18-96,973,011.81-19,210,862.70

Finding the Fourth Proportional to 64,650,249.18, 96,973,011.81 and 19,210,862.70

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Solution

The fourth proportional to 64,650,249.18, 96,973,011.81 and 19,210,862.70 is: 28,815,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,650,249.18 : 96,973,011.81 = 19,210,862.70 : x
  2. Step 2: Convert to fraction form
    64,650,249.18/96,973,011.81 = 19,210,862.70/x
  3. Step 3: Cross multiply
    64,650,249.18x = 96,973,011.81 × 19,210,862.70
  4. Step 4: Simplify right side
    64,650,249.18x = 1,862,935,215,487,388.50
  5. Step 5: Solve for x
    x = 1,862,935,215,487,388.50/64,650,249.18
  6. Step 6: Final answer
    x = 28,815,592.19

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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.