Home / 142,686,670.48-213,977,507.19-49,289,882.11

Finding the Fourth Proportional to 142,686,670.48, 213,977,507.19 and 49,289,882.11

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Solution

The fourth proportional to 142,686,670.48, 213,977,507.19 and 49,289,882.11 is: 73,916,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,686,670.48 : 213,977,507.19 = 49,289,882.11 : x
  2. Step 2: Convert to fraction form
    142,686,670.48/213,977,507.19 = 49,289,882.11/x
  3. Step 3: Cross multiply
    142,686,670.48x = 213,977,507.19 × 49,289,882.11
  4. Step 4: Simplify right side
    142,686,670.48x = 10,546,926,103,586,778
  5. Step 5: Solve for x
    x = 10,546,926,103,586,778/142,686,670.48
  6. Step 6: Final answer
    x = 73,916,688.00

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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.