Home / 104,980,760.35-157,471,140.53-66,528,051.55

Finding the Fourth Proportional to 104,980,760.35, 157,471,140.53 and 66,528,051.55

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Solution

The fourth proportional to 104,980,760.35, 157,471,140.53 and 66,528,051.55 is: 99,792,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980,760.35 : 157,471,140.53 = 66,528,051.55 : x
  2. Step 2: Convert to fraction form
    104,980,760.35/157,471,140.53 = 66,528,051.55/x
  3. Step 3: Cross multiply
    104,980,760.35x = 157,471,140.53 × 66,528,051.55
  4. Step 4: Simplify right side
    104,980,760.35x = 10,476,248,154,484,494
  5. Step 5: Solve for x
    x = 10,476,248,154,484,494/104,980,760.35
  6. Step 6: Final answer
    x = 99,792,077.33

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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.