Home / 847,114,987.80-1,270,672,481.70-233,698,229.40

Finding the Fourth Proportional to 847,114,987.80, 1,270,672,481.70 and 233,698,229.40

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Solution

The fourth proportional to 847,114,987.80, 1,270,672,481.70 and 233,698,229.40 is: 350,547,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,114,987.80 : 1,270,672,481.70 = 233,698,229.40 : x
  2. Step 2: Convert to fraction form
    847,114,987.80/1,270,672,481.70 = 233,698,229.40/x
  3. Step 3: Cross multiply
    847,114,987.80x = 1,270,672,481.70 × 233,698,229.40
  4. Step 4: Simplify right side
    847,114,987.80x = 296,953,909,120,593,920
  5. Step 5: Solve for x
    x = 296,953,909,120,593,920/847,114,987.80
  6. Step 6: Final answer
    x = 350,547,344.10

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1.5x scale

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.