Home / 31,689,072,480.53-43,731,968,782.10-17,416,406,006.39

Finding the Fourth Proportional to 31,689,072,480.53, 43,731,968,782.10 and 17,416,406,006.39

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Solution

The fourth proportional to 31,689,072,480.53, 43,731,968,782.10 and 17,416,406,006.39 is: 24,035,216,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,072,480.53 : 43,731,968,782.10 = 17,416,406,006.39 : x
  2. Step 2: Convert to fraction form
    31,689,072,480.53/43,731,968,782.10 = 17,416,406,006.39/x
  3. Step 3: Cross multiply
    31,689,072,480.53x = 43,731,968,782.10 × 17,416,406,006.39
  4. Step 4: Simplify right side
    31,689,072,480.53x = 761,653,723,767,826,677,760
  5. Step 5: Solve for x
    x = 761,653,723,767,826,677,760/31,689,072,480.53
  6. Step 6: Final answer
    x = 24,035,216,689.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.