Home / 282,475,010.40-423,712,515.60-146,202,165.60

Finding the Fourth Proportional to 282,475,010.40, 423,712,515.60 and 146,202,165.60

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Solution

The fourth proportional to 282,475,010.40, 423,712,515.60 and 146,202,165.60 is: 219,303,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,475,010.40 : 423,712,515.60 = 146,202,165.60 : x
  2. Step 2: Convert to fraction form
    282,475,010.40/423,712,515.60 = 146,202,165.60/x
  3. Step 3: Cross multiply
    282,475,010.40x = 423,712,515.60 × 146,202,165.60
  4. Step 4: Simplify right side
    282,475,010.40x = 61,947,687,372,543,784
  5. Step 5: Solve for x
    x = 61,947,687,372,543,784/282,475,010.40
  6. Step 6: Final answer
    x = 219,303,248.40

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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.