Home / 74,198,405.18-111,243,799.37-49,877,007.81

Finding the Fourth Proportional to 74,198,405.18, 111,243,799.37 and 49,877,007.81

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Solution

The fourth proportional to 74,198,405.18, 111,243,799.37 and 49,877,007.81 is: 74,779,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198,405.18 : 111,243,799.37 = 49,877,007.81 : x
  2. Step 2: Convert to fraction form
    74,198,405.18/111,243,799.37 = 49,877,007.81/x
  3. Step 3: Cross multiply
    74,198,405.18x = 111,243,799.37 × 49,877,007.81
  4. Step 4: Simplify right side
    74,198,405.18x = 5,548,507,849,742,178
  5. Step 5: Solve for x
    x = 5,548,507,849,742,178/74,198,405.18
  6. Step 6: Final answer
    x = 74,779,341.10

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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.