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Finding the Fourth Proportional to 98,366,822.80, 147,284,813.40 and 98,366,822.80

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Solution

The fourth proportional to 98,366,822.80, 147,284,813.40 and 98,366,822.80 is: 147,284,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,366,822.80 : 147,284,813.40 = 98,366,822.80 : x
  2. Step 2: Convert to fraction form
    98,366,822.80/147,284,813.40 = 98,366,822.80/x
  3. Step 3: Cross multiply
    98,366,822.80x = 147,284,813.40 × 98,366,822.80
  4. Step 4: Simplify right side
    98,366,822.80x = 14,487,939,140,848,866
  5. Step 5: Solve for x
    x = 14,487,939,140,848,866/98,366,822.80
  6. Step 6: Final answer
    x = 147,284,813.40

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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.