Home / 804,990,740.76-1,110,890,984.28-457,329,305.88

Finding the Fourth Proportional to 804,990,740.76, 1,110,890,984.28 and 457,329,305.88

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Solution

The fourth proportional to 804,990,740.76, 1,110,890,984.28 and 457,329,305.88 is: 631,116,579.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,990,740.76 : 1,110,890,984.28 = 457,329,305.88 : x
  2. Step 2: Convert to fraction form
    804,990,740.76/1,110,890,984.28 = 457,329,305.88/x
  3. Step 3: Cross multiply
    804,990,740.76x = 1,110,890,984.28 × 457,329,305.88
  4. Step 4: Simplify right side
    804,990,740.76x = 508,043,002,749,122,368
  5. Step 5: Solve for x
    x = 508,043,002,749,122,368/804,990,740.76
  6. Step 6: Final answer
    x = 631,116,579.39

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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.