Home / 930,209,458.95-1,395,518,496.44-275,109,411.84

Finding the Fourth Proportional to 930,209,458.95, 1,395,518,496.44 and 275,109,411.84

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Solution

The fourth proportional to 930,209,458.95, 1,395,518,496.44 and 275,109,411.84 is: 412,724,541.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,209,458.95 : 1,395,518,496.44 = 275,109,411.84 : x
  2. Step 2: Convert to fraction form
    930,209,458.95/1,395,518,496.44 = 275,109,411.84/x
  3. Step 3: Cross multiply
    930,209,458.95x = 1,395,518,496.44 × 275,109,411.84
  4. Step 4: Simplify right side
    930,209,458.95x = 383,920,272,766,073,920
  5. Step 5: Solve for x
    x = 383,920,272,766,073,920/930,209,458.95
  6. Step 6: Final answer
    x = 412,724,541.85

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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.