Home / 10,165,790,741.40-15,248,686,112.10-7,202,024,000.55

Finding the Fourth Proportional to 10,165,790,741.40, 15,248,686,112.10 and 7,202,024,000.55

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Solution

The fourth proportional to 10,165,790,741.40, 15,248,686,112.10 and 7,202,024,000.55 is: 10,803,036,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,790,741.40 : 15,248,686,112.10 = 7,202,024,000.55 : x
  2. Step 2: Convert to fraction form
    10,165,790,741.40/15,248,686,112.10 = 7,202,024,000.55/x
  3. Step 3: Cross multiply
    10,165,790,741.40x = 15,248,686,112.10 × 7,202,024,000.55
  4. Step 4: Simplify right side
    10,165,790,741.40x = 109,821,403,356,197,666,816
  5. Step 5: Solve for x
    x = 109,821,403,356,197,666,816/10,165,790,741.40
  6. Step 6: Final answer
    x = 10,803,036,000.83

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Double scale
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Similar ratio
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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.