Home / 10,783,815,409.60-16,175,723,114.40-8,945,643,659.20

Finding the Fourth Proportional to 10,783,815,409.60, 16,175,723,114.40 and 8,945,643,659.20

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Solution

The fourth proportional to 10,783,815,409.60, 16,175,723,114.40 and 8,945,643,659.20 is: 13,418,465,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,815,409.60 : 16,175,723,114.40 = 8,945,643,659.20 : x
  2. Step 2: Convert to fraction form
    10,783,815,409.60/16,175,723,114.40 = 8,945,643,659.20/x
  3. Step 3: Cross multiply
    10,783,815,409.60x = 16,175,723,114.40 × 8,945,643,659.20
  4. Step 4: Simplify right side
    10,783,815,409.60x = 144,702,254,911,307,251,712
  5. Step 5: Solve for x
    x = 144,702,254,911,307,251,712/10,783,815,409.60
  6. Step 6: Final answer
    x = 13,418,465,488.80

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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.