Home / 294,755,786.40-442,133,679.60-100,602,674.40

Finding the Fourth Proportional to 294,755,786.40, 442,133,679.60 and 100,602,674.40

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Solution

The fourth proportional to 294,755,786.40, 442,133,679.60 and 100,602,674.40 is: 150,904,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,755,786.40 : 442,133,679.60 = 100,602,674.40 : x
  2. Step 2: Convert to fraction form
    294,755,786.40/442,133,679.60 = 100,602,674.40/x
  3. Step 3: Cross multiply
    294,755,786.40x = 442,133,679.60 × 100,602,674.40
  4. Step 4: Simplify right side
    294,755,786.40x = 44,479,830,610,072,728
  5. Step 5: Solve for x
    x = 44,479,830,610,072,728/294,755,786.40
  6. Step 6: Final answer
    x = 150,904,011.60

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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.