Home / 157,464,318.60-236,196,477.90-79,980,220.80

Finding the Fourth Proportional to 157,464,318.60, 236,196,477.90 and 79,980,220.80

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Solution

The fourth proportional to 157,464,318.60, 236,196,477.90 and 79,980,220.80 is: 119,970,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,318.60 : 236,196,477.90 = 79,980,220.80 : x
  2. Step 2: Convert to fraction form
    157,464,318.60/236,196,477.90 = 79,980,220.80/x
  3. Step 3: Cross multiply
    157,464,318.60x = 236,196,477.90 × 79,980,220.80
  4. Step 4: Simplify right side
    157,464,318.60x = 18,891,046,454,624,320
  5. Step 5: Solve for x
    x = 18,891,046,454,624,320/157,464,318.60
  6. Step 6: Final answer
    x = 119,970,331.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.