Home / 8,274,710,831.10-12,412,066,246.65-5,172,796,002.30

Finding the Fourth Proportional to 8,274,710,831.10, 12,412,066,246.65 and 5,172,796,002.30

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Solution

The fourth proportional to 8,274,710,831.10, 12,412,066,246.65 and 5,172,796,002.30 is: 7,759,194,003.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274,710,831.10 : 12,412,066,246.65 = 5,172,796,002.30 : x
  2. Step 2: Convert to fraction form
    8,274,710,831.10/12,412,066,246.65 = 5,172,796,002.30/x
  3. Step 3: Cross multiply
    8,274,710,831.10x = 12,412,066,246.65 × 5,172,796,002.30
  4. Step 4: Simplify right side
    8,274,710,831.10x = 64,205,086,660,953,882,624
  5. Step 5: Solve for x
    x = 64,205,086,660,953,882,624/8,274,710,831.10
  6. Step 6: Final answer
    x = 7,759,194,003.45

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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.