Home / 28,184,530,126.64-42,248,869,884.42-13,234,934,440.40

Finding the Fourth Proportional to 28,184,530,126.64, 42,248,869,884.42 and 13,234,934,440.40

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Solution

The fourth proportional to 28,184,530,126.64, 42,248,869,884.42 and 13,234,934,440.40 is: 19,839,288,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,184,530,126.64 : 42,248,869,884.42 = 13,234,934,440.40 : x
  2. Step 2: Convert to fraction form
    28,184,530,126.64/42,248,869,884.42 = 13,234,934,440.40/x
  3. Step 3: Cross multiply
    28,184,530,126.64x = 42,248,869,884.42 × 13,234,934,440.40
  4. Step 4: Simplify right side
    28,184,530,126.64x = 559,161,023,101,288,579,072
  5. Step 5: Solve for x
    x = 559,161,023,101,288,579,072/28,184,530,126.64
  6. Step 6: Final answer
    x = 19,839,288,453.23

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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.