Home / 945,583,084.60-1,418,374,626.90-255,596,831.80

Finding the Fourth Proportional to 945,583,084.60, 1,418,374,626.90 and 255,596,831.80

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Solution

The fourth proportional to 945,583,084.60, 1,418,374,626.90 and 255,596,831.80 is: 383,395,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,583,084.60 : 1,418,374,626.90 = 255,596,831.80 : x
  2. Step 2: Convert to fraction form
    945,583,084.60/1,418,374,626.90 = 255,596,831.80/x
  3. Step 3: Cross multiply
    945,583,084.60x = 1,418,374,626.90 × 255,596,831.80
  4. Step 4: Simplify right side
    945,583,084.60x = 362,532,060,941,147,072
  5. Step 5: Solve for x
    x = 362,532,060,941,147,072/945,583,084.60
  6. Step 6: Final answer
    x = 383,395,247.70

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1.5x scale

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.