Home / 1,458,316,732.83-2,187,572,625.40-512,801,859.97

Finding the Fourth Proportional to 1,458,316,732.83, 2,187,572,625.40 and 512,801,859.97

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Solution

The fourth proportional to 1,458,316,732.83, 2,187,572,625.40 and 512,801,859.97 is: 769,237,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,316,732.83 : 2,187,572,625.40 = 512,801,859.97 : x
  2. Step 2: Convert to fraction form
    1,458,316,732.83/2,187,572,625.40 = 512,801,859.97/x
  3. Step 3: Cross multiply
    1,458,316,732.83x = 2,187,572,625.40 × 512,801,859.97
  4. Step 4: Simplify right side
    1,458,316,732.83x = 1,121,791,311,124,576,128
  5. Step 5: Solve for x
    x = 1,121,791,311,124,576,128/1,458,316,732.83
  6. Step 6: Final answer
    x = 769,237,084.01

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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.