Home / 159,089,929.02-219,518,806.46-89,461,863.27

Finding the Fourth Proportional to 159,089,929.02, 219,518,806.46 and 89,461,863.27

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Solution

The fourth proportional to 159,089,929.02, 219,518,806.46 and 89,461,863.27 is: 123,443,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,089,929.02 : 219,518,806.46 = 89,461,863.27 : x
  2. Step 2: Convert to fraction form
    159,089,929.02/219,518,806.46 = 89,461,863.27/x
  3. Step 3: Cross multiply
    159,089,929.02x = 219,518,806.46 × 89,461,863.27
  4. Step 4: Simplify right side
    159,089,929.02x = 19,638,561,449,490,564
  5. Step 5: Solve for x
    x = 19,638,561,449,490,564/159,089,929.02
  6. Step 6: Final answer
    x = 123,443,146.72

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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.