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Finding the Fourth Proportional to 65,994,641.10, 98,991,567.96 and 35,893,822.86

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Solution

The fourth proportional to 65,994,641.10, 98,991,567.96 and 35,893,822.86 is: 53,840,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,994,641.10 : 98,991,567.96 = 35,893,822.86 : x
  2. Step 2: Convert to fraction form
    65,994,641.10/98,991,567.96 = 35,893,822.86/x
  3. Step 3: Cross multiply
    65,994,641.10x = 98,991,567.96 × 35,893,822.86
  4. Step 4: Simplify right side
    65,994,641.10x = 3,553,185,804,989,891.50
  5. Step 5: Solve for x
    x = 3,553,185,804,989,891.50/65,994,641.10
  6. Step 6: Final answer
    x = 53,840,520.17

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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.