Home / 31,689,072,482.78-43,731,968,785.20-17,416,406,008.64

Finding the Fourth Proportional to 31,689,072,482.78, 43,731,968,785.20 and 17,416,406,008.64

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Solution

The fourth proportional to 31,689,072,482.78, 43,731,968,785.20 and 17,416,406,008.64 is: 24,035,216,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,072,482.78 : 43,731,968,785.20 = 17,416,406,008.64 : x
  2. Step 2: Convert to fraction form
    31,689,072,482.78/43,731,968,785.20 = 17,416,406,008.64/x
  3. Step 3: Cross multiply
    31,689,072,482.78x = 43,731,968,785.20 × 17,416,406,008.64
  4. Step 4: Simplify right side
    31,689,072,482.78x = 761,653,723,920,301,555,712
  5. Step 5: Solve for x
    x = 761,653,723,920,301,555,712/31,689,072,482.78
  6. Step 6: Final answer
    x = 24,035,216,692.89

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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.