Home / 404,072,365.40-606,108,548.10-145,296,027.80

Finding the Fourth Proportional to 404,072,365.40, 606,108,548.10 and 145,296,027.80

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Solution

The fourth proportional to 404,072,365.40, 606,108,548.10 and 145,296,027.80 is: 217,944,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,072,365.40 : 606,108,548.10 = 145,296,027.80 : x
  2. Step 2: Convert to fraction form
    404,072,365.40/606,108,548.10 = 145,296,027.80/x
  3. Step 3: Cross multiply
    404,072,365.40x = 606,108,548.10 × 145,296,027.80
  4. Step 4: Simplify right side
    404,072,365.40x = 88,065,164,454,555,248
  5. Step 5: Solve for x
    x = 88,065,164,454,555,248/404,072,365.40
  6. Step 6: Final answer
    x = 217,944,041.70

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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.