Home / 141,528,492.24-195,308,918.64-79,648,829.04

Finding the Fourth Proportional to 141,528,492.24, 195,308,918.64 and 79,648,829.04

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Solution

The fourth proportional to 141,528,492.24, 195,308,918.64 and 79,648,829.04 is: 109,915,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,528,492.24 : 195,308,918.64 = 79,648,829.04 : x
  2. Step 2: Convert to fraction form
    141,528,492.24/195,308,918.64 = 79,648,829.04/x
  3. Step 3: Cross multiply
    141,528,492.24x = 195,308,918.64 × 79,648,829.04
  4. Step 4: Simplify right side
    141,528,492.24x = 15,556,126,670,744,630
  5. Step 5: Solve for x
    x = 15,556,126,670,744,630/141,528,492.24
  6. Step 6: Final answer
    x = 109,915,158.60

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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.