Home / 140,776,066.60-211,164,099.90-130,572,399.40

Finding the Fourth Proportional to 140,776,066.60, 211,164,099.90 and 130,572,399.40

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Solution

The fourth proportional to 140,776,066.60, 211,164,099.90 and 130,572,399.40 is: 195,858,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,776,066.60 : 211,164,099.90 = 130,572,399.40 : x
  2. Step 2: Convert to fraction form
    140,776,066.60/211,164,099.90 = 130,572,399.40/x
  3. Step 3: Cross multiply
    140,776,066.60x = 211,164,099.90 × 130,572,399.40
  4. Step 4: Simplify right side
    140,776,066.60x = 27,572,203,191,084,304
  5. Step 5: Solve for x
    x = 27,572,203,191,084,304/140,776,066.60
  6. Step 6: Final answer
    x = 195,858,599.10

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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.