Home / 242,766,072.29-335,043,142.32-148,742,617.16

Finding the Fourth Proportional to 242,766,072.29, 335,043,142.32 and 148,742,617.16

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Solution

The fourth proportional to 242,766,072.29, 335,043,142.32 and 148,742,617.16 is: 205,280,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,766,072.29 : 335,043,142.32 = 148,742,617.16 : x
  2. Step 2: Convert to fraction form
    242,766,072.29/335,043,142.32 = 148,742,617.16/x
  3. Step 3: Cross multiply
    242,766,072.29x = 335,043,142.32 × 148,742,617.16
  4. Step 4: Simplify right side
    242,766,072.29x = 49,835,193,848,439,376
  5. Step 5: Solve for x
    x = 49,835,193,848,439,376/242,766,072.29
  6. Step 6: Final answer
    x = 205,280,718.92

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Why These Related Problems?

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