Home / 2,312,186,899.02-3,190,821,001.12-1,254,914,871.54

Finding the Fourth Proportional to 2,312,186,899.02, 3,190,821,001.12 and 1,254,914,871.54

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Solution

The fourth proportional to 2,312,186,899.02, 3,190,821,001.12 and 1,254,914,871.54 is: 1,731,784,194.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,186,899.02 : 3,190,821,001.12 = 1,254,914,871.54 : x
  2. Step 2: Convert to fraction form
    2,312,186,899.02/3,190,821,001.12 = 1,254,914,871.54/x
  3. Step 3: Cross multiply
    2,312,186,899.02x = 3,190,821,001.12 × 1,254,914,871.54
  4. Step 4: Simplify right side
    2,312,186,899.02x = 4,004,208,726,727,638,528
  5. Step 5: Solve for x
    x = 4,004,208,726,727,638,528/2,312,186,899.02
  6. Step 6: Final answer
    x = 1,731,784,194.62

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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.