Home / 289,205,142.90-398,955,520.49-184,673,308.02

Finding the Fourth Proportional to 289,205,142.90, 398,955,520.49 and 184,673,308.02

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Solution

The fourth proportional to 289,205,142.90, 398,955,520.49 and 184,673,308.02 is: 254,754,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,205,142.90 : 398,955,520.49 = 184,673,308.02 : x
  2. Step 2: Convert to fraction form
    289,205,142.90/398,955,520.49 = 184,673,308.02/x
  3. Step 3: Cross multiply
    289,205,142.90x = 398,955,520.49 × 184,673,308.02
  4. Step 4: Simplify right side
    289,205,142.90x = 73,676,435,721,729,200
  5. Step 5: Solve for x
    x = 73,676,435,721,729,200/289,205,142.90
  6. Step 6: Final answer
    x = 254,754,929.26

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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.