Home / 7,799,775,586.74-10,763,711,172.45-4,231,482,492.78

Finding the Fourth Proportional to 7,799,775,586.74, 10,763,711,172.45 and 4,231,482,492.78

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Solution

The fourth proportional to 7,799,775,586.74, 10,763,711,172.45 and 4,231,482,492.78 is: 5,839,457,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799,775,586.74 : 10,763,711,172.45 = 4,231,482,492.78 : x
  2. Step 2: Convert to fraction form
    7,799,775,586.74/10,763,711,172.45 = 4,231,482,492.78/x
  3. Step 3: Cross multiply
    7,799,775,586.74x = 10,763,711,172.45 × 4,231,482,492.78
  4. Step 4: Simplify right side
    7,799,775,586.74x = 45,546,455,383,562,665,984
  5. Step 5: Solve for x
    x = 45,546,455,383,562,665,984/7,799,775,586.74
  6. Step 6: Final answer
    x = 5,839,457,158.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.