Home / 2,887,291,264.40-3,984,358,852.20-1,634,201,216.08

Finding the Fourth Proportional to 2,887,291,264.40, 3,984,358,852.20 and 1,634,201,216.08

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Solution

The fourth proportional to 2,887,291,264.40, 3,984,358,852.20 and 1,634,201,216.08 is: 2,255,139,327.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,291,264.40 : 3,984,358,852.20 = 1,634,201,216.08 : x
  2. Step 2: Convert to fraction form
    2,887,291,264.40/3,984,358,852.20 = 1,634,201,216.08/x
  3. Step 3: Cross multiply
    2,887,291,264.40x = 3,984,358,852.20 × 1,634,201,216.08
  4. Step 4: Simplify right side
    2,887,291,264.40x = 6,511,244,081,564,352,512
  5. Step 5: Solve for x
    x = 6,511,244,081,564,352,512/2,887,291,264.40
  6. Step 6: Final answer
    x = 2,255,139,327.94

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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.