Home / 147,776,548,457.30-221,642,425,830.26-40,219,201,140.45

Finding the Fourth Proportional to 147,776,548,457.30, 221,642,425,830.26 and 40,219,201,140.45

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Solution

The fourth proportional to 147,776,548,457.30, 221,642,425,830.26 and 40,219,201,140.45 is: 60,322,706,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,776,548,457.30 : 221,642,425,830.26 = 40,219,201,140.45 : x
  2. Step 2: Convert to fraction form
    147,776,548,457.30/221,642,425,830.26 = 40,219,201,140.45/x
  3. Step 3: Cross multiply
    147,776,548,457.30x = 221,642,425,830.26 × 40,219,201,140.45
  4. Step 4: Simplify right side
    147,776,548,457.30x = 8,914,281,305,724,497,690,624
  5. Step 5: Solve for x
    x = 8,914,281,305,724,497,690,624/147,776,548,457.30
  6. Step 6: Final answer
    x = 60,322,706,131.55

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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.