Home / 14,043,967,685.12-21,065,951,120.51-6,478,514,003.28

Finding the Fourth Proportional to 14,043,967,685.12, 21,065,951,120.51 and 6,478,514,003.28

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Solution

The fourth proportional to 14,043,967,685.12, 21,065,951,120.51 and 6,478,514,003.28 is: 9,717,770,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,967,685.12 : 21,065,951,120.51 = 6,478,514,003.28 : x
  2. Step 2: Convert to fraction form
    14,043,967,685.12/21,065,951,120.51 = 6,478,514,003.28/x
  3. Step 3: Cross multiply
    14,043,967,685.12x = 21,065,951,120.51 × 6,478,514,003.28
  4. Step 4: Simplify right side
    14,043,967,685.12x = 136,476,059,326,574,477,312
  5. Step 5: Solve for x
    x = 136,476,059,326,574,477,312/14,043,967,685.12
  6. Step 6: Final answer
    x = 9,717,770,817.09

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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.