Home / 867,699,312.98-1,301,598,158.52-277,541,389.80

Finding the Fourth Proportional to 867,699,312.98, 1,301,598,158.52 and 277,541,389.80

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Solution

The fourth proportional to 867,699,312.98, 1,301,598,158.52 and 277,541,389.80 is: 416,327,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,699,312.98 : 1,301,598,158.52 = 277,541,389.80 : x
  2. Step 2: Convert to fraction form
    867,699,312.98/1,301,598,158.52 = 277,541,389.80/x
  3. Step 3: Cross multiply
    867,699,312.98x = 1,301,598,158.52 × 277,541,389.80
  4. Step 4: Simplify right side
    867,699,312.98x = 361,247,361,876,175,168
  5. Step 5: Solve for x
    x = 361,247,361,876,175,168/867,699,312.98
  6. Step 6: Final answer
    x = 416,327,818.25

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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.