Home / 284,544,879.68-392,551,693.86-190,489,329.86

Finding the Fourth Proportional to 284,544,879.68, 392,551,693.86 and 190,489,329.86

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Solution

The fourth proportional to 284,544,879.68, 392,551,693.86 and 190,489,329.86 is: 262,794,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,544,879.68 : 392,551,693.86 = 190,489,329.86 : x
  2. Step 2: Convert to fraction form
    284,544,879.68/392,551,693.86 = 190,489,329.86/x
  3. Step 3: Cross multiply
    284,544,879.68x = 392,551,693.86 × 190,489,329.86
  4. Step 4: Simplify right side
    284,544,879.68x = 74,776,909,098,799,280
  5. Step 5: Solve for x
    x = 74,776,909,098,799,280/284,544,879.68
  6. Step 6: Final answer
    x = 262,794,780.15

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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.