Home / 2,111,299,720.60-3,168,461,235.30-885,348,002.20

Finding the Fourth Proportional to 2,111,299,720.60, 3,168,461,235.30 and 885,348,002.20

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Solution

The fourth proportional to 2,111,299,720.60, 3,168,461,235.30 and 885,348,002.20 is: 1,328,655,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,299,720.60 : 3,168,461,235.30 = 885,348,002.20 : x
  2. Step 2: Convert to fraction form
    2,111,299,720.60/3,168,461,235.30 = 885,348,002.20/x
  3. Step 3: Cross multiply
    2,111,299,720.60x = 3,168,461,235.30 × 885,348,002.20
  4. Step 4: Simplify right side
    2,111,299,720.60x = 2,805,190,824,720,999,424
  5. Step 5: Solve for x
    x = 2,805,190,824,720,999,424/2,111,299,720.60
  6. Step 6: Final answer
    x = 1,328,655,897.29

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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.