Home / 20,686,593,733.32-31,029,891,010.56-4,965,418,365.12

Finding the Fourth Proportional to 20,686,593,733.32, 31,029,891,010.56 and 4,965,418,365.12

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Solution

The fourth proportional to 20,686,593,733.32, 31,029,891,010.56 and 4,965,418,365.12 is: 7,448,127,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,686,593,733.32 : 31,029,891,010.56 = 4,965,418,365.12 : x
  2. Step 2: Convert to fraction form
    20,686,593,733.32/31,029,891,010.56 = 4,965,418,365.12/x
  3. Step 3: Cross multiply
    20,686,593,733.32x = 31,029,891,010.56 × 4,965,418,365.12
  4. Step 4: Simplify right side
    20,686,593,733.32x = 154,076,390,691,506,618,368
  5. Step 5: Solve for x
    x = 154,076,390,691,506,618,368/20,686,593,733.32
  6. Step 6: Final answer
    x = 7,448,127,646.23

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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.