Home / 66,430,309.80-99,645,464.70-23,303,872.65

Finding the Fourth Proportional to 66,430,309.80, 99,645,464.70 and 23,303,872.65

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Solution

The fourth proportional to 66,430,309.80, 99,645,464.70 and 23,303,872.65 is: 34,955,808.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,309.80 : 99,645,464.70 = 23,303,872.65 : x
  2. Step 2: Convert to fraction form
    66,430,309.80/99,645,464.70 = 23,303,872.65/x
  3. Step 3: Cross multiply
    66,430,309.80x = 99,645,464.70 × 23,303,872.65
  4. Step 4: Simplify right side
    66,430,309.80x = 2,322,125,219,518,870.50
  5. Step 5: Solve for x
    x = 2,322,125,219,518,870.50/66,430,309.80
  6. Step 6: Final answer
    x = 34,955,808.98

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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.