Home / 306,984,831.40-459,880,050.30-185,455,282.60

Finding the Fourth Proportional to 306,984,831.40, 459,880,050.30 and 185,455,282.60

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Solution

The fourth proportional to 306,984,831.40, 459,880,050.30 and 185,455,282.60 is: 277,822,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,984,831.40 : 459,880,050.30 = 185,455,282.60 : x
  2. Step 2: Convert to fraction form
    306,984,831.40/459,880,050.30 = 185,455,282.60/x
  3. Step 3: Cross multiply
    306,984,831.40x = 459,880,050.30 × 185,455,282.60
  4. Step 4: Simplify right side
    306,984,831.40x = 85,287,184,690,488,720
  5. Step 5: Solve for x
    x = 85,287,184,690,488,720/306,984,831.40
  6. Step 6: Final answer
    x = 277,822,146.14

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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.