Home / 111,256,197.01-153,530,643.23-61,696,445.11

Finding the Fourth Proportional to 111,256,197.01, 153,530,643.23 and 61,696,445.11

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Solution

The fourth proportional to 111,256,197.01, 153,530,643.23 and 61,696,445.11 is: 85,139,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,256,197.01 : 153,530,643.23 = 61,696,445.11 : x
  2. Step 2: Convert to fraction form
    111,256,197.01/153,530,643.23 = 61,696,445.11/x
  3. Step 3: Cross multiply
    111,256,197.01x = 153,530,643.23 × 61,696,445.11
  4. Step 4: Simplify right side
    111,256,197.01x = 9,472,294,902,742,688
  5. Step 5: Solve for x
    x = 9,472,294,902,742,688/111,256,197.01
  6. Step 6: Final answer
    x = 85,139,481.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.