Home / 709,928,600.44-1,069,738,686.36-583,371,240.72

Finding the Fourth Proportional to 709,928,600.44, 1,069,738,686.36 and 583,371,240.72

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Solution

The fourth proportional to 709,928,600.44, 1,069,738,686.36 and 583,371,240.72 is: 879,038,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,928,600.44 : 1,069,738,686.36 = 583,371,240.72 : x
  2. Step 2: Convert to fraction form
    709,928,600.44/1,069,738,686.36 = 583,371,240.72/x
  3. Step 3: Cross multiply
    709,928,600.44x = 1,069,738,686.36 × 583,371,240.72
  4. Step 4: Simplify right side
    709,928,600.44x = 624,054,784,708,016,128
  5. Step 5: Solve for x
    x = 624,054,784,708,016,128/709,928,600.44
  6. Step 6: Final answer
    x = 879,038,799.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.