Home / 66,964,299,364.74-100,411,571,238.33-31,582,154,656.14

Finding the Fourth Proportional to 66,964,299,364.74, 100,411,571,238.33 and 31,582,154,656.14

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Solution

The fourth proportional to 66,964,299,364.74, 100,411,571,238.33 and 31,582,154,656.14 is: 47,356,782,676.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,964,299,364.74 : 100,411,571,238.33 = 31,582,154,656.14 : x
  2. Step 2: Convert to fraction form
    66,964,299,364.74/100,411,571,238.33 = 31,582,154,656.14/x
  3. Step 3: Cross multiply
    66,964,299,364.74x = 100,411,571,238.33 × 31,582,154,656.14
  4. Step 4: Simplify right side
    66,964,299,364.74x = 3,171,213,772,114,956,910,592
  5. Step 5: Solve for x
    x = 3,171,213,772,114,956,910,592/66,964,299,364.74
  6. Step 6: Final answer
    x = 47,356,782,676.72

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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.