Home / 12,104,352,011.60-18,156,528,017.40-5,905,624,187.60

Finding the Fourth Proportional to 12,104,352,011.60, 18,156,528,017.40 and 5,905,624,187.60

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Solution

The fourth proportional to 12,104,352,011.60, 18,156,528,017.40 and 5,905,624,187.60 is: 8,858,436,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104,352,011.60 : 18,156,528,017.40 = 5,905,624,187.60 : x
  2. Step 2: Convert to fraction form
    12,104,352,011.60/18,156,528,017.40 = 5,905,624,187.60/x
  3. Step 3: Cross multiply
    12,104,352,011.60x = 18,156,528,017.40 × 5,905,624,187.60
  4. Step 4: Simplify right side
    12,104,352,011.60x = 107,225,631,022,394,523,648
  5. Step 5: Solve for x
    x = 107,225,631,022,394,523,648/12,104,352,011.60
  6. Step 6: Final answer
    x = 8,858,436,281.40

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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.