Home / 44,642,866,242.16-66,941,047,490.72-21,054,769,769.76

Finding the Fourth Proportional to 44,642,866,242.16, 66,941,047,490.72 and 21,054,769,769.76

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Solution

The fourth proportional to 44,642,866,242.16, 66,941,047,490.72 and 21,054,769,769.76 is: 31,571,188,449.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,642,866,242.16 : 66,941,047,490.72 = 21,054,769,769.76 : x
  2. Step 2: Convert to fraction form
    44,642,866,242.16/66,941,047,490.72 = 21,054,769,769.76/x
  3. Step 3: Cross multiply
    44,642,866,242.16x = 66,941,047,490.72 × 21,054,769,769.76
  4. Step 4: Simplify right side
    44,642,866,242.16x = 1,409,428,343,063,679,860,736
  5. Step 5: Solve for x
    x = 1,409,428,343,063,679,860,736/44,642,866,242.16
  6. Step 6: Final answer
    x = 31,571,188,449.65

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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.