Home / 525,826,101.12-788,810,924.16-219,046,454.88

Finding the Fourth Proportional to 525,826,101.12, 788,810,924.16 and 219,046,454.88

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Solution

The fourth proportional to 525,826,101.12, 788,810,924.16 and 219,046,454.88 is: 328,599,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,826,101.12 : 788,810,924.16 = 219,046,454.88 : x
  2. Step 2: Convert to fraction form
    525,826,101.12/788,810,924.16 = 219,046,454.88/x
  3. Step 3: Cross multiply
    525,826,101.12x = 788,810,924.16 × 219,046,454.88
  4. Step 4: Simplify right side
    525,826,101.12x = 172,786,236,507,864,544
  5. Step 5: Solve for x
    x = 172,786,236,507,864,544/525,826,101.12
  6. Step 6: Final answer
    x = 328,599,581.00

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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.