Home / 122,090,555.91-168,484,928.49-67,089,955.35

Finding the Fourth Proportional to 122,090,555.91, 168,484,928.49 and 67,089,955.35

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Solution

The fourth proportional to 122,090,555.91, 168,484,928.49 and 67,089,955.35 is: 92,584,117.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,090,555.91 : 168,484,928.49 = 67,089,955.35 : x
  2. Step 2: Convert to fraction form
    122,090,555.91/168,484,928.49 = 67,089,955.35/x
  3. Step 3: Cross multiply
    122,090,555.91x = 168,484,928.49 × 67,089,955.35
  4. Step 4: Simplify right side
    122,090,555.91x = 11,303,646,329,542,044
  5. Step 5: Solve for x
    x = 11,303,646,329,542,044/122,090,555.91
  6. Step 6: Final answer
    x = 92,584,117.14

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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.