Home / 209,952,831.60-314,929,247.40-186,994,580.40

Finding the Fourth Proportional to 209,952,831.60, 314,929,247.40 and 186,994,580.40

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Solution

The fourth proportional to 209,952,831.60, 314,929,247.40 and 186,994,580.40 is: 280,491,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,831.60 : 314,929,247.40 = 186,994,580.40 : x
  2. Step 2: Convert to fraction form
    209,952,831.60/314,929,247.40 = 186,994,580.40/x
  3. Step 3: Cross multiply
    209,952,831.60x = 314,929,247.40 × 186,994,580.40
  4. Step 4: Simplify right side
    209,952,831.60x = 58,890,062,473,250,792
  5. Step 5: Solve for x
    x = 58,890,062,473,250,792/209,952,831.60
  6. Step 6: Final answer
    x = 280,491,870.60

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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.