Home / 6,743,052,024.80-10,114,578,037.20-6,639,739,894.40

Finding the Fourth Proportional to 6,743,052,024.80, 10,114,578,037.20 and 6,639,739,894.40

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Solution

The fourth proportional to 6,743,052,024.80, 10,114,578,037.20 and 6,639,739,894.40 is: 9,959,609,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,052,024.80 : 10,114,578,037.20 = 6,639,739,894.40 : x
  2. Step 2: Convert to fraction form
    6,743,052,024.80/10,114,578,037.20 = 6,639,739,894.40/x
  3. Step 3: Cross multiply
    6,743,052,024.80x = 10,114,578,037.20 × 6,639,739,894.40
  4. Step 4: Simplify right side
    6,743,052,024.80x = 67,158,167,308,618,891,264
  5. Step 5: Solve for x
    x = 67,158,167,308,618,891,264/6,743,052,024.80
  6. Step 6: Final answer
    x = 9,959,609,841.60

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Double scale
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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.