Home / 140,241,228.40-210,384,447.06-43,196,890.86

Finding the Fourth Proportional to 140,241,228.40, 210,384,447.06 and 43,196,890.86

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Solution

The fourth proportional to 140,241,228.40, 210,384,447.06 and 43,196,890.86 is: 64,802,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,241,228.40 : 210,384,447.06 = 43,196,890.86 : x
  2. Step 2: Convert to fraction form
    140,241,228.40/210,384,447.06 = 43,196,890.86/x
  3. Step 3: Cross multiply
    140,241,228.40x = 210,384,447.06 × 43,196,890.86
  4. Step 4: Simplify right side
    140,241,228.40x = 9,087,953,997,240,346
  5. Step 5: Solve for x
    x = 9,087,953,997,240,346/140,241,228.40
  6. Step 6: Final answer
    x = 64,802,298.88

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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.