Home / 231,819,124.40-347,728,686.60-70,240,065.20

Finding the Fourth Proportional to 231,819,124.40, 347,728,686.60 and 70,240,065.20

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Solution

The fourth proportional to 231,819,124.40, 347,728,686.60 and 70,240,065.20 is: 105,360,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,819,124.40 : 347,728,686.60 = 70,240,065.20 : x
  2. Step 2: Convert to fraction form
    231,819,124.40/347,728,686.60 = 70,240,065.20/x
  3. Step 3: Cross multiply
    231,819,124.40x = 347,728,686.60 × 70,240,065.20
  4. Step 4: Simplify right side
    231,819,124.40x = 24,424,485,618,694,368
  5. Step 5: Solve for x
    x = 24,424,485,618,694,368/231,819,124.40
  6. Step 6: Final answer
    x = 105,360,097.80

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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.