Home / 12,680,295,569.88-19,003,897,271.40-7,084,006,606.28

Finding the Fourth Proportional to 12,680,295,569.88, 19,003,897,271.40 and 7,084,006,606.28

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Solution

The fourth proportional to 12,680,295,569.88, 19,003,897,271.40 and 7,084,006,606.28 is: 10,616,766,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,680,295,569.88 : 19,003,897,271.40 = 7,084,006,606.28 : x
  2. Step 2: Convert to fraction form
    12,680,295,569.88/19,003,897,271.40 = 7,084,006,606.28/x
  3. Step 3: Cross multiply
    12,680,295,569.88x = 19,003,897,271.40 × 7,084,006,606.28
  4. Step 4: Simplify right side
    12,680,295,569.88x = 134,623,733,815,664,066,560
  5. Step 5: Solve for x
    x = 134,623,733,815,664,066,560/12,680,295,569.88
  6. Step 6: Final answer
    x = 10,616,766,231.81

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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.