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Finding the Fourth Proportional to 49,658,580.30, 74,487,870.45 and 49,658,580.30

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Solution

The fourth proportional to 49,658,580.30, 74,487,870.45 and 49,658,580.30 is: 74,487,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,658,580.30 : 74,487,870.45 = 49,658,580.30 : x
  2. Step 2: Convert to fraction form
    49,658,580.30/74,487,870.45 = 49,658,580.30/x
  3. Step 3: Cross multiply
    49,658,580.30x = 74,487,870.45 × 49,658,580.30
  4. Step 4: Simplify right side
    49,658,580.30x = 3,698,961,896,117,322
  5. Step 5: Solve for x
    x = 3,698,961,896,117,322/49,658,580.30
  6. Step 6: Final answer
    x = 74,487,870.45

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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.