Home / 152,257,066.04-210,114,921.30-82,642,428.20

Finding the Fourth Proportional to 152,257,066.04, 210,114,921.30 and 82,642,428.20

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Solution

The fourth proportional to 152,257,066.04, 210,114,921.30 and 82,642,428.20 is: 114,046,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,257,066.04 : 210,114,921.30 = 82,642,428.20 : x
  2. Step 2: Convert to fraction form
    152,257,066.04/210,114,921.30 = 82,642,428.20/x
  3. Step 3: Cross multiply
    152,257,066.04x = 210,114,921.30 × 82,642,428.20
  4. Step 4: Simplify right side
    152,257,066.04x = 17,364,407,297,283,902
  5. Step 5: Solve for x
    x = 17,364,407,297,283,902/152,257,066.04
  6. Step 6: Final answer
    x = 114,046,643.28

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