Home / 141,260,002.80-211,890,004.20-133,323,817.20

Finding the Fourth Proportional to 141,260,002.80, 211,890,004.20 and 133,323,817.20

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Solution

The fourth proportional to 141,260,002.80, 211,890,004.20 and 133,323,817.20 is: 199,985,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,260,002.80 : 211,890,004.20 = 133,323,817.20 : x
  2. Step 2: Convert to fraction form
    141,260,002.80/211,890,004.20 = 133,323,817.20/x
  3. Step 3: Cross multiply
    141,260,002.80x = 211,890,004.20 × 133,323,817.20
  4. Step 4: Simplify right side
    141,260,002.80x = 28,249,984,186,468,032
  5. Step 5: Solve for x
    x = 28,249,984,186,468,032/141,260,002.80
  6. Step 6: Final answer
    x = 199,985,725.80

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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.