Home / 6,720,191,999.80-10,080,287,999.70-4,398,290,841.40

Finding the Fourth Proportional to 6,720,191,999.80, 10,080,287,999.70 and 4,398,290,841.40

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Solution

The fourth proportional to 6,720,191,999.80, 10,080,287,999.70 and 4,398,290,841.40 is: 6,597,436,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,191,999.80 : 10,080,287,999.70 = 4,398,290,841.40 : x
  2. Step 2: Convert to fraction form
    6,720,191,999.80/10,080,287,999.70 = 4,398,290,841.40/x
  3. Step 3: Cross multiply
    6,720,191,999.80x = 10,080,287,999.70 × 4,398,290,841.40
  4. Step 4: Simplify right side
    6,720,191,999.80x = 44,336,038,387,754,835,968
  5. Step 5: Solve for x
    x = 44,336,038,387,754,835,968/6,720,191,999.80
  6. Step 6: Final answer
    x = 6,597,436,262.10

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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.