Home / 38,923,097,901.12-53,715,960,692.28-21,774,928,216.14

Finding the Fourth Proportional to 38,923,097,901.12, 53,715,960,692.28 and 21,774,928,216.14

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Solution

The fourth proportional to 38,923,097,901.12, 53,715,960,692.28 and 21,774,928,216.14 is: 30,050,567,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,923,097,901.12 : 53,715,960,692.28 = 21,774,928,216.14 : x
  2. Step 2: Convert to fraction form
    38,923,097,901.12/53,715,960,692.28 = 21,774,928,216.14/x
  3. Step 3: Cross multiply
    38,923,097,901.12x = 53,715,960,692.28 × 21,774,928,216.14
  4. Step 4: Simplify right side
    38,923,097,901.12x = 1,169,661,188,135,394,869,248
  5. Step 5: Solve for x
    x = 1,169,661,188,135,394,869,248/38,923,097,901.12
  6. Step 6: Final answer
    x = 30,050,567,688.80

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Double scale
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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.