Home / 9,127,544,993.28-12,596,002,537.65-5,113,243,519.86

Finding the Fourth Proportional to 9,127,544,993.28, 12,596,002,537.65 and 5,113,243,519.86

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Solution

The fourth proportional to 9,127,544,993.28, 12,596,002,537.65 and 5,113,243,519.86 is: 7,056,270,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127,544,993.28 : 12,596,002,537.65 = 5,113,243,519.86 : x
  2. Step 2: Convert to fraction form
    9,127,544,993.28/12,596,002,537.65 = 5,113,243,519.86/x
  3. Step 3: Cross multiply
    9,127,544,993.28x = 12,596,002,537.65 × 5,113,243,519.86
  4. Step 4: Simplify right side
    9,127,544,993.28x = 64,406,428,351,778,971,648
  5. Step 5: Solve for x
    x = 64,406,428,351,778,971,648/9,127,544,993.28
  6. Step 6: Final answer
    x = 7,056,270,705.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.