Home / 66,529,359.10-99,794,038.65-65,633,563.90

Finding the Fourth Proportional to 66,529,359.10, 99,794,038.65 and 65,633,563.90

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Solution

The fourth proportional to 66,529,359.10, 99,794,038.65 and 65,633,563.90 is: 98,450,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,359.10 : 99,794,038.65 = 65,633,563.90 : x
  2. Step 2: Convert to fraction form
    66,529,359.10/99,794,038.65 = 65,633,563.90/x
  3. Step 3: Cross multiply
    66,529,359.10x = 99,794,038.65 × 65,633,563.90
  4. Step 4: Simplify right side
    66,529,359.10x = 6,549,838,412,573,845
  5. Step 5: Solve for x
    x = 6,549,838,412,573,845/66,529,359.10
  6. Step 6: Final answer
    x = 98,450,345.85

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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.