Home / 384,797,797.56-577,395,139.86-180,346,643.64

Finding the Fourth Proportional to 384,797,797.56, 577,395,139.86 and 180,346,643.64

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Solution

The fourth proportional to 384,797,797.56, 577,395,139.86 and 180,346,643.64 is: 270,612,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,797,797.56 : 577,395,139.86 = 180,346,643.64 : x
  2. Step 2: Convert to fraction form
    384,797,797.56/577,395,139.86 = 180,346,643.64/x
  3. Step 3: Cross multiply
    384,797,797.56x = 577,395,139.86 × 180,346,643.64
  4. Step 4: Simplify right side
    384,797,797.56x = 104,131,275,527,799,376
  5. Step 5: Solve for x
    x = 104,131,275,527,799,376/384,797,797.56
  6. Step 6: Final answer
    x = 270,612,971.77

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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.