Home / 1,183,245,440.40-1,771,466,938.20-724,080,416.40

Finding the Fourth Proportional to 1,183,245,440.40, 1,771,466,938.20 and 724,080,416.40

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Solution

The fourth proportional to 1,183,245,440.40, 1,771,466,938.20 and 724,080,416.40 is: 1,084,039,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,245,440.40 : 1,771,466,938.20 = 724,080,416.40 : x
  2. Step 2: Convert to fraction form
    1,183,245,440.40/1,771,466,938.20 = 724,080,416.40/x
  3. Step 3: Cross multiply
    1,183,245,440.40x = 1,771,466,938.20 × 724,080,416.40
  4. Step 4: Simplify right side
    1,183,245,440.40x = 1,282,684,518,250,689,024
  5. Step 5: Solve for x
    x = 1,282,684,518,250,689,024/1,183,245,440.40
  6. Step 6: Final answer
    x = 1,084,039,265.61

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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.