Home / 248,833,280.20-373,249,920.30-127,676,979.40

Finding the Fourth Proportional to 248,833,280.20, 373,249,920.30 and 127,676,979.40

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Solution

The fourth proportional to 248,833,280.20, 373,249,920.30 and 127,676,979.40 is: 191,515,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,280.20 : 373,249,920.30 = 127,676,979.40 : x
  2. Step 2: Convert to fraction form
    248,833,280.20/373,249,920.30 = 127,676,979.40/x
  3. Step 3: Cross multiply
    248,833,280.20x = 373,249,920.30 × 127,676,979.40
  4. Step 4: Simplify right side
    248,833,280.20x = 47,655,422,385,194,744
  5. Step 5: Solve for x
    x = 47,655,422,385,194,744/248,833,280.20
  6. Step 6: Final answer
    x = 191,515,469.10

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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.