Home / 252,928,742.67-348,934,783.23-169,323,807.78

Finding the Fourth Proportional to 252,928,742.67, 348,934,783.23 and 169,323,807.78

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Solution

The fourth proportional to 252,928,742.67, 348,934,783.23 and 169,323,807.78 is: 233,595,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,928,742.67 : 348,934,783.23 = 169,323,807.78 : x
  2. Step 2: Convert to fraction form
    252,928,742.67/348,934,783.23 = 169,323,807.78/x
  3. Step 3: Cross multiply
    252,928,742.67x = 348,934,783.23 × 169,323,807.78
  4. Step 4: Simplify right side
    252,928,742.67x = 59,082,966,163,392,488
  5. Step 5: Solve for x
    x = 59,082,966,163,392,488/252,928,742.67
  6. Step 6: Final answer
    x = 233,595,302.53

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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.