Home / 1,011,294,659.45-1,516,907,798.17-356,228,566.44

Finding the Fourth Proportional to 1,011,294,659.45, 1,516,907,798.17 and 356,228,566.44

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Solution

The fourth proportional to 1,011,294,659.45, 1,516,907,798.17 and 356,228,566.44 is: 534,330,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,294,659.45 : 1,516,907,798.17 = 356,228,566.44 : x
  2. Step 2: Convert to fraction form
    1,011,294,659.45/1,516,907,798.17 = 356,228,566.44/x
  3. Step 3: Cross multiply
    1,011,294,659.45x = 1,516,907,798.17 × 356,228,566.44
  4. Step 4: Simplify right side
    1,011,294,659.45x = 540,365,890,357,176,960
  5. Step 5: Solve for x
    x = 540,365,890,357,176,960/1,011,294,659.45
  6. Step 6: Final answer
    x = 534,330,805.87

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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.