Home / 1,064,956,978.74-1,597,607,121.02-328,026,540.90

Finding the Fourth Proportional to 1,064,956,978.74, 1,597,607,121.02 and 328,026,540.90

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Solution

The fourth proportional to 1,064,956,978.74, 1,597,607,121.02 and 328,026,540.90 is: 492,092,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,956,978.74 : 1,597,607,121.02 = 328,026,540.90 : x
  2. Step 2: Convert to fraction form
    1,064,956,978.74/1,597,607,121.02 = 328,026,540.90/x
  3. Step 3: Cross multiply
    1,064,956,978.74x = 1,597,607,121.02 × 328,026,540.90
  4. Step 4: Simplify right side
    1,064,956,978.74x = 524,057,537,625,398,208
  5. Step 5: Solve for x
    x = 524,057,537,625,398,208/1,064,956,978.74
  6. Step 6: Final answer
    x = 492,092,683.64

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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.