Home / 830,200,153.32-1,145,689,830.23-495,701,902.89

Finding the Fourth Proportional to 830,200,153.32, 1,145,689,830.23 and 495,701,902.89

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Solution

The fourth proportional to 830,200,153.32, 1,145,689,830.23 and 495,701,902.89 is: 684,076,757.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,200,153.32 : 1,145,689,830.23 = 495,701,902.89 : x
  2. Step 2: Convert to fraction form
    830,200,153.32/1,145,689,830.23 = 495,701,902.89/x
  3. Step 3: Cross multiply
    830,200,153.32x = 1,145,689,830.23 × 495,701,902.89
  4. Step 4: Simplify right side
    830,200,153.32x = 567,920,628,964,253,504
  5. Step 5: Solve for x
    x = 567,920,628,964,253,504/830,200,153.32
  6. Step 6: Final answer
    x = 684,076,757.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.