Home / 27,919,995,332.65-38,529,541,090.74-15,232,739,592.94

Finding the Fourth Proportional to 27,919,995,332.65, 38,529,541,090.74 and 15,232,739,592.94

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Solution

The fourth proportional to 27,919,995,332.65, 38,529,541,090.74 and 15,232,739,592.94 is: 21,021,152,012.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919,995,332.65 : 38,529,541,090.74 = 15,232,739,592.94 : x
  2. Step 2: Convert to fraction form
    27,919,995,332.65/38,529,541,090.74 = 15,232,739,592.94/x
  3. Step 3: Cross multiply
    27,919,995,332.65x = 38,529,541,090.74 × 15,232,739,592.94
  4. Step 4: Simplify right side
    27,919,995,332.65x = 586,910,466,070,723,821,568
  5. Step 5: Solve for x
    x = 586,910,466,070,723,821,568/27,919,995,332.65
  6. Step 6: Final answer
    x = 21,021,152,012.31

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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.