Home / 66,430,133.90-99,645,200.85-46,873,105.10

Finding the Fourth Proportional to 66,430,133.90, 99,645,200.85 and 46,873,105.10

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Solution

The fourth proportional to 66,430,133.90, 99,645,200.85 and 46,873,105.10 is: 70,309,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,133.90 : 99,645,200.85 = 46,873,105.10 : x
  2. Step 2: Convert to fraction form
    66,430,133.90/99,645,200.85 = 46,873,105.10/x
  3. Step 3: Cross multiply
    66,430,133.90x = 99,645,200.85 × 46,873,105.10
  4. Step 4: Simplify right side
    66,430,133.90x = 4,670,679,972,152,659
  5. Step 5: Solve for x
    x = 4,670,679,972,152,659/66,430,133.90
  6. Step 6: Final answer
    x = 70,309,657.65

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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.