Home / 84,259,153.67-116,281,223.10-47,089,432.85

Finding the Fourth Proportional to 84,259,153.67, 116,281,223.10 and 47,089,432.85

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Solution

The fourth proportional to 84,259,153.67, 116,281,223.10 and 47,089,432.85 is: 64,985,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,153.67 : 116,281,223.10 = 47,089,432.85 : x
  2. Step 2: Convert to fraction form
    84,259,153.67/116,281,223.10 = 47,089,432.85/x
  3. Step 3: Cross multiply
    84,259,153.67x = 116,281,223.10 × 47,089,432.85
  4. Step 4: Simplify right side
    84,259,153.67x = 5,475,616,846,301,912
  5. Step 5: Solve for x
    x = 5,475,616,846,301,912/84,259,153.67
  6. Step 6: Final answer
    x = 64,985,424.23

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1.5x scale

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.