Home / 2,784,262,248.66-3,842,205,160.77-1,531,199,074.26

Finding the Fourth Proportional to 2,784,262,248.66, 3,842,205,160.77 and 1,531,199,074.26

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Solution

The fourth proportional to 2,784,262,248.66, 3,842,205,160.77 and 1,531,199,074.26 is: 2,113,012,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,262,248.66 : 3,842,205,160.77 = 1,531,199,074.26 : x
  2. Step 2: Convert to fraction form
    2,784,262,248.66/3,842,205,160.77 = 1,531,199,074.26/x
  3. Step 3: Cross multiply
    2,784,262,248.66x = 3,842,205,160.77 × 1,531,199,074.26
  4. Step 4: Simplify right side
    2,784,262,248.66x = 5,883,180,985,288,017,920
  5. Step 5: Solve for x
    x = 5,883,180,985,288,017,920/2,784,262,248.66
  6. Step 6: Final answer
    x = 2,113,012,518.17

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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.