Home / 28,413,504,047.70-42,620,256,071.55-27,059,061,705.30

Finding the Fourth Proportional to 28,413,504,047.70, 42,620,256,071.55 and 27,059,061,705.30

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Solution

The fourth proportional to 28,413,504,047.70, 42,620,256,071.55 and 27,059,061,705.30 is: 40,588,592,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,413,504,047.70 : 42,620,256,071.55 = 27,059,061,705.30 : x
  2. Step 2: Convert to fraction form
    28,413,504,047.70/42,620,256,071.55 = 27,059,061,705.30/x
  3. Step 3: Cross multiply
    28,413,504,047.70x = 42,620,256,071.55 × 27,059,061,705.30
  4. Step 4: Simplify right side
    28,413,504,047.70x = 1,153,264,138,935,758,487,552
  5. Step 5: Solve for x
    x = 1,153,264,138,935,758,487,552/28,413,504,047.70
  6. Step 6: Final answer
    x = 40,588,592,557.95

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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.