Home / 140,461,010.94-210,461,483.28-74,812,473.56

Finding the Fourth Proportional to 140,461,010.94, 210,461,483.28 and 74,812,473.56

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Solution

The fourth proportional to 140,461,010.94, 210,461,483.28 and 74,812,473.56 is: 112,096,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,461,010.94 : 210,461,483.28 = 74,812,473.56 : x
  2. Step 2: Convert to fraction form
    140,461,010.94/210,461,483.28 = 74,812,473.56/x
  3. Step 3: Cross multiply
    140,461,010.94x = 210,461,483.28 × 74,812,473.56
  4. Step 4: Simplify right side
    140,461,010.94x = 15,745,144,153,283,382
  5. Step 5: Solve for x
    x = 15,745,144,153,283,382/140,461,010.94
  6. Step 6: Final answer
    x = 112,096,189.88

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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.