Home / 340,807,834.60-511,211,751.90-298,717,707.40

Finding the Fourth Proportional to 340,807,834.60, 511,211,751.90 and 298,717,707.40

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Solution

The fourth proportional to 340,807,834.60, 511,211,751.90 and 298,717,707.40 is: 448,076,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,807,834.60 : 511,211,751.90 = 298,717,707.40 : x
  2. Step 2: Convert to fraction form
    340,807,834.60/511,211,751.90 = 298,717,707.40/x
  3. Step 3: Cross multiply
    340,807,834.60x = 511,211,751.90 × 298,717,707.40
  4. Step 4: Simplify right side
    340,807,834.60x = 152,708,002,523,505,568
  5. Step 5: Solve for x
    x = 152,708,002,523,505,568/340,807,834.60
  6. Step 6: Final answer
    x = 448,076,561.10

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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.