Home / 70,656,001.40-105,987,501.30-36,643,777.40

Finding the Fourth Proportional to 70,656,001.40, 105,987,501.30 and 36,643,777.40

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Solution

The fourth proportional to 70,656,001.40, 105,987,501.30 and 36,643,777.40 is: 54,967,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,656,001.40 : 105,987,501.30 = 36,643,777.40 : x
  2. Step 2: Convert to fraction form
    70,656,001.40/105,987,501.30 = 36,643,777.40/x
  3. Step 3: Cross multiply
    70,656,001.40x = 105,987,501.30 × 36,643,777.40
  4. Step 4: Simplify right side
    70,656,001.40x = 3,883,782,404,819,410.50
  5. Step 5: Solve for x
    x = 3,883,782,404,819,410.50/70,656,001.40
  6. Step 6: Final answer
    x = 54,967,480.86

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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.