Home / 12,131,808,604.80-18,197,712,907.20-10,063,865,385.60

Finding the Fourth Proportional to 12,131,808,604.80, 18,197,712,907.20 and 10,063,865,385.60

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Solution

The fourth proportional to 12,131,808,604.80, 18,197,712,907.20 and 10,063,865,385.60 is: 15,095,798,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,808,604.80 : 18,197,712,907.20 = 10,063,865,385.60 : x
  2. Step 2: Convert to fraction form
    12,131,808,604.80/18,197,712,907.20 = 10,063,865,385.60/x
  3. Step 3: Cross multiply
    12,131,808,604.80x = 18,197,712,907.20 × 10,063,865,385.60
  4. Step 4: Simplify right side
    12,131,808,604.80x = 183,139,333,023,856,427,008
  5. Step 5: Solve for x
    x = 183,139,333,023,856,427,008/12,131,808,604.80
  6. Step 6: Final answer
    x = 15,095,798,078.40

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Double scale
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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.