Home / 130,302,217.60-195,477,354.24-42,868,657.60

Finding the Fourth Proportional to 130,302,217.60, 195,477,354.24 and 42,868,657.60

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Solution

The fourth proportional to 130,302,217.60, 195,477,354.24 and 42,868,657.60 is: 64,310,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,302,217.60 : 195,477,354.24 = 42,868,657.60 : x
  2. Step 2: Convert to fraction form
    130,302,217.60/195,477,354.24 = 42,868,657.60/x
  3. Step 3: Cross multiply
    130,302,217.60x = 195,477,354.24 × 42,868,657.60
  4. Step 4: Simplify right side
    130,302,217.60x = 8,379,851,767,468,469
  5. Step 5: Solve for x
    x = 8,379,851,767,468,469/130,302,217.60
  6. Step 6: Final answer
    x = 64,310,891.42

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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.