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Finding the Fourth Proportional to 299,041,472.40, 448,762,829.40 and 104,952,512.40

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Solution

The fourth proportional to 299,041,472.40, 448,762,829.40 and 104,952,512.40 is: 157,499,179.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,041,472.40 : 448,762,829.40 = 104,952,512.40 : x
  2. Step 2: Convert to fraction form
    299,041,472.40/448,762,829.40 = 104,952,512.40/x
  3. Step 3: Cross multiply
    299,041,472.40x = 448,762,829.40 × 104,952,512.40
  4. Step 4: Simplify right side
    299,041,472.40x = 47,098,786,417,262,584
  5. Step 5: Solve for x
    x = 47,098,786,417,262,584/299,041,472.40
  6. Step 6: Final answer
    x = 157,499,179.09

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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.