Home / 66,430,209.70-99,645,314.55-59,973,201.55

Finding the Fourth Proportional to 66,430,209.70, 99,645,314.55 and 59,973,201.55

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Solution

The fourth proportional to 66,430,209.70, 99,645,314.55 and 59,973,201.55 is: 89,959,802.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,209.70 : 99,645,314.55 = 59,973,201.55 : x
  2. Step 2: Convert to fraction form
    66,430,209.70/99,645,314.55 = 59,973,201.55/x
  3. Step 3: Cross multiply
    66,430,209.70x = 99,645,314.55 × 59,973,201.55
  4. Step 4: Simplify right side
    66,430,209.70x = 5,976,048,533,020,297
  5. Step 5: Solve for x
    x = 5,976,048,533,020,297/66,430,209.70
  6. Step 6: Final answer
    x = 89,959,802.33

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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.