Home / 555,382,272.24-766,433,758.08-317,258,978.52

Finding the Fourth Proportional to 555,382,272.24, 766,433,758.08 and 317,258,978.52

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Solution

The fourth proportional to 555,382,272.24, 766,433,758.08 and 317,258,978.52 is: 437,820,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,382,272.24 : 766,433,758.08 = 317,258,978.52 : x
  2. Step 2: Convert to fraction form
    555,382,272.24/766,433,758.08 = 317,258,978.52/x
  3. Step 3: Cross multiply
    555,382,272.24x = 766,433,758.08 × 317,258,978.52
  4. Step 4: Simplify right side
    555,382,272.24x = 243,157,991,191,705,600
  5. Step 5: Solve for x
    x = 243,157,991,191,705,600/555,382,272.24
  6. Step 6: Final answer
    x = 437,820,944.86

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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.