Home / 30,086,784,972.60-45,130,369,773.55-8,839,146,692.22

Finding the Fourth Proportional to 30,086,784,972.60, 45,130,369,773.55 and 8,839,146,692.22

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Solution

The fourth proportional to 30,086,784,972.60, 45,130,369,773.55 and 8,839,146,692.22 is: 13,258,776,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086,784,972.60 : 45,130,369,773.55 = 8,839,146,692.22 : x
  2. Step 2: Convert to fraction form
    30,086,784,972.60/45,130,369,773.55 = 8,839,146,692.22/x
  3. Step 3: Cross multiply
    30,086,784,972.60x = 45,130,369,773.55 × 8,839,146,692.22
  4. Step 4: Simplify right side
    30,086,784,972.60x = 398,913,958,702,557,626,368
  5. Step 5: Solve for x
    x = 398,913,958,702,557,626,368/30,086,784,972.60
  6. Step 6: Final answer
    x = 13,258,776,538.13

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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.