Home / 750,439,865.27-1,035,003,165.07-659,719,382.15

Finding the Fourth Proportional to 750,439,865.27, 1,035,003,165.07 and 659,719,382.15

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Solution

The fourth proportional to 750,439,865.27, 1,035,003,165.07 and 659,719,382.15 is: 909,881,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,439,865.27 : 1,035,003,165.07 = 659,719,382.15 : x
  2. Step 2: Convert to fraction form
    750,439,865.27/1,035,003,165.07 = 659,719,382.15/x
  3. Step 3: Cross multiply
    750,439,865.27x = 1,035,003,165.07 × 659,719,382.15
  4. Step 4: Simplify right side
    750,439,865.27x = 682,811,648,576,450,560
  5. Step 5: Solve for x
    x = 682,811,648,576,450,560/750,439,865.27
  6. Step 6: Final answer
    x = 909,881,897.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.