Home / 3,116,976,826.77-4,301,374,860.19-1,688,036,353.03

Finding the Fourth Proportional to 3,116,976,826.77, 4,301,374,860.19 and 1,688,036,353.03

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Solution

The fourth proportional to 3,116,976,826.77, 4,301,374,860.19 and 1,688,036,353.03 is: 2,329,461,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,976,826.77 : 4,301,374,860.19 = 1,688,036,353.03 : x
  2. Step 2: Convert to fraction form
    3,116,976,826.77/4,301,374,860.19 = 1,688,036,353.03/x
  3. Step 3: Cross multiply
    3,116,976,826.77x = 4,301,374,860.19 × 1,688,036,353.03
  4. Step 4: Simplify right side
    3,116,976,826.77x = 7,260,877,131,983,700,992
  5. Step 5: Solve for x
    x = 7,260,877,131,983,700,992/3,116,976,826.77
  6. Step 6: Final answer
    x = 2,329,461,377.33

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Double scale
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1.5x scale

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.