Home / 1,183,487,999.80-1,775,231,999.70-537,255,743.80

Finding the Fourth Proportional to 1,183,487,999.80, 1,775,231,999.70 and 537,255,743.80

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Solution

The fourth proportional to 1,183,487,999.80, 1,775,231,999.70 and 537,255,743.80 is: 805,883,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,487,999.80 : 1,775,231,999.70 = 537,255,743.80 : x
  2. Step 2: Convert to fraction form
    1,183,487,999.80/1,775,231,999.70 = 537,255,743.80/x
  3. Step 3: Cross multiply
    1,183,487,999.80x = 1,775,231,999.70 × 537,255,743.80
  4. Step 4: Simplify right side
    1,183,487,999.80x = 953,753,588,416,384,768
  5. Step 5: Solve for x
    x = 953,753,588,416,384,768/1,183,487,999.80
  6. Step 6: Final answer
    x = 805,883,615.70

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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.