Home / 353,877,970.70-530,731,799.39-108,236,726.39

Finding the Fourth Proportional to 353,877,970.70, 530,731,799.39 and 108,236,726.39

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Solution

The fourth proportional to 353,877,970.70, 530,731,799.39 and 108,236,726.39 is: 162,329,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,877,970.70 : 530,731,799.39 = 108,236,726.39 : x
  2. Step 2: Convert to fraction form
    353,877,970.70/530,731,799.39 = 108,236,726.39/x
  3. Step 3: Cross multiply
    353,877,970.70x = 530,731,799.39 × 108,236,726.39
  4. Step 4: Simplify right side
    353,877,970.70x = 57,444,672,557,047,800
  5. Step 5: Solve for x
    x = 57,444,672,557,047,800/353,877,970.70
  6. Step 6: Final answer
    x = 162,329,043.66

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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.