Home / 221,337,427.60-332,006,141.40-155,332,455.40

Finding the Fourth Proportional to 221,337,427.60, 332,006,141.40 and 155,332,455.40

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Solution

The fourth proportional to 221,337,427.60, 332,006,141.40 and 155,332,455.40 is: 232,998,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,337,427.60 : 332,006,141.40 = 155,332,455.40 : x
  2. Step 2: Convert to fraction form
    221,337,427.60/332,006,141.40 = 155,332,455.40/x
  3. Step 3: Cross multiply
    221,337,427.60x = 332,006,141.40 × 155,332,455.40
  4. Step 4: Simplify right side
    221,337,427.60x = 51,571,329,151,541,592
  5. Step 5: Solve for x
    x = 51,571,329,151,541,592/221,337,427.60
  6. Step 6: Final answer
    x = 232,998,683.10

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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.