Home / 538,962,381.60-808,723,508.40-251,748,045.60

Finding the Fourth Proportional to 538,962,381.60, 808,723,508.40 and 251,748,045.60

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Solution

The fourth proportional to 538,962,381.60, 808,723,508.40 and 251,748,045.60 is: 377,752,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,962,381.60 : 808,723,508.40 = 251,748,045.60 : x
  2. Step 2: Convert to fraction form
    538,962,381.60/808,723,508.40 = 251,748,045.60/x
  3. Step 3: Cross multiply
    538,962,381.60x = 808,723,508.40 × 251,748,045.60
  4. Step 4: Simplify right side
    538,962,381.60x = 203,594,562,670,475,168
  5. Step 5: Solve for x
    x = 203,594,562,670,475,168/538,962,381.60
  6. Step 6: Final answer
    x = 377,752,825.84

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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.