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Finding the Fourth Proportional to 617,303,381.03, 925,759,931.01 and 202,711,855.54

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Solution

The fourth proportional to 617,303,381.03, 925,759,931.01 and 202,711,855.54 is: 304,003,702.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,303,381.03 : 925,759,931.01 = 202,711,855.54 : x
  2. Step 2: Convert to fraction form
    617,303,381.03/925,759,931.01 = 202,711,855.54/x
  3. Step 3: Cross multiply
    617,303,381.03x = 925,759,931.01 × 202,711,855.54
  4. Step 4: Simplify right side
    617,303,381.03x = 187,662,513,399,619,488
  5. Step 5: Solve for x
    x = 187,662,513,399,619,488/617,303,381.03
  6. Step 6: Final answer
    x = 304,003,702.50

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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.