Home / 141,312,004.80-211,968,007.20-140,416,209.60

Finding the Fourth Proportional to 141,312,004.80, 211,968,007.20 and 140,416,209.60

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Solution

The fourth proportional to 141,312,004.80, 211,968,007.20 and 140,416,209.60 is: 210,624,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,312,004.80 : 211,968,007.20 = 140,416,209.60 : x
  2. Step 2: Convert to fraction form
    141,312,004.80/211,968,007.20 = 140,416,209.60/x
  3. Step 3: Cross multiply
    141,312,004.80x = 211,968,007.20 × 140,416,209.60
  4. Step 4: Simplify right side
    141,312,004.80x = 29,763,744,127,489,508
  5. Step 5: Solve for x
    x = 29,763,744,127,489,508/141,312,004.80
  6. Step 6: Final answer
    x = 210,624,314.40

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1.5x scale

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.