Home / 12,286,242,003.60-18,429,363,005.40-11,941,868,235.60

Finding the Fourth Proportional to 12,286,242,003.60, 18,429,363,005.40 and 11,941,868,235.60

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Solution

The fourth proportional to 12,286,242,003.60, 18,429,363,005.40 and 11,941,868,235.60 is: 17,912,802,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286,242,003.60 : 18,429,363,005.40 = 11,941,868,235.60 : x
  2. Step 2: Convert to fraction form
    12,286,242,003.60/18,429,363,005.40 = 11,941,868,235.60/x
  3. Step 3: Cross multiply
    12,286,242,003.60x = 18,429,363,005.40 × 11,941,868,235.60
  4. Step 4: Simplify right side
    12,286,242,003.60x = 220,081,024,676,528,029,696
  5. Step 5: Solve for x
    x = 220,081,024,676,528,029,696/12,286,242,003.60
  6. Step 6: Final answer
    x = 17,912,802,353.40

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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.