Home / 1,738,248,005.40-2,607,372,008.10-921,954,629.40

Finding the Fourth Proportional to 1,738,248,005.40, 2,607,372,008.10 and 921,954,629.40

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Solution

The fourth proportional to 1,738,248,005.40, 2,607,372,008.10 and 921,954,629.40 is: 1,382,931,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,248,005.40 : 2,607,372,008.10 = 921,954,629.40 : x
  2. Step 2: Convert to fraction form
    1,738,248,005.40/2,607,372,008.10 = 921,954,629.40/x
  3. Step 3: Cross multiply
    1,738,248,005.40x = 2,607,372,008.10 × 921,954,629.40
  4. Step 4: Simplify right side
    1,738,248,005.40x = 2,403,878,693,435,769,344
  5. Step 5: Solve for x
    x = 2,403,878,693,435,769,344/1,738,248,005.40
  6. Step 6: Final answer
    x = 1,382,931,944.10

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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.