Home / 709,928,608.48-1,069,738,698.40-583,371,248.72

Finding the Fourth Proportional to 709,928,608.48, 1,069,738,698.40 and 583,371,248.72

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Solution

The fourth proportional to 709,928,608.48, 1,069,738,698.40 and 583,371,248.72 is: 879,038,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,928,608.48 : 1,069,738,698.40 = 583,371,248.72 : x
  2. Step 2: Convert to fraction form
    709,928,608.48/1,069,738,698.40 = 583,371,248.72/x
  3. Step 3: Cross multiply
    709,928,608.48x = 1,069,738,698.40 × 583,371,248.72
  4. Step 4: Simplify right side
    709,928,608.48x = 624,054,800,289,715,456
  5. Step 5: Solve for x
    x = 624,054,800,289,715,456/709,928,608.48
  6. Step 6: Final answer
    x = 879,038,811.56

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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.