Home / 114,163,969.91-157,546,279.55-61,953,005.54

Finding the Fourth Proportional to 114,163,969.91, 157,546,279.55 and 61,953,005.54

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Solution

The fourth proportional to 114,163,969.91, 157,546,279.55 and 61,953,005.54 is: 85,495,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,163,969.91 : 157,546,279.55 = 61,953,005.54 : x
  2. Step 2: Convert to fraction form
    114,163,969.91/157,546,279.55 = 61,953,005.54/x
  3. Step 3: Cross multiply
    114,163,969.91x = 157,546,279.55 × 61,953,005.54
  4. Step 4: Simplify right side
    114,163,969.91x = 9,760,465,528,670,040
  5. Step 5: Solve for x
    x = 9,760,465,528,670,040/114,163,969.91
  6. Step 6: Final answer
    x = 85,495,148.22

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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.