Home / 3,090,609,840-4,637,821,600.29-1,432,208,009.28

Finding the Fourth Proportional to 3,090,609,840, 4,637,821,600.29 and 1,432,208,009.28

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Solution

The fourth proportional to 3,090,609,840, 4,637,821,600.29 and 1,432,208,009.28 is: 2,149,195,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,609,840 : 4,637,821,600.29 = 1,432,208,009.28 : x
  2. Step 2: Convert to fraction form
    3,090,609,840/4,637,821,600.29 = 1,432,208,009.28/x
  3. Step 3: Cross multiply
    3,090,609,840x = 4,637,821,600.29 × 1,432,208,009.28
  4. Step 4: Simplify right side
    3,090,609,840x = 6,642,325,241,547,124,736
  5. Step 5: Solve for x
    x = 6,642,325,241,547,124,736/3,090,609,840
  6. Step 6: Final answer
    x = 2,149,195,655.69

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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.