Home / 510,453,110.64-704,421,690.84-278,666,102.64

Finding the Fourth Proportional to 510,453,110.64, 704,421,690.84 and 278,666,102.64

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Solution

The fourth proportional to 510,453,110.64, 704,421,690.84 and 278,666,102.64 is: 384,557,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,453,110.64 : 704,421,690.84 = 278,666,102.64 : x
  2. Step 2: Convert to fraction form
    510,453,110.64/704,421,690.84 = 278,666,102.64/x
  3. Step 3: Cross multiply
    510,453,110.64x = 704,421,690.84 × 278,666,102.64
  4. Step 4: Simplify right side
    510,453,110.64x = 196,298,447,201,461,792
  5. Step 5: Solve for x
    x = 196,298,447,201,461,792/510,453,110.64
  6. Step 6: Final answer
    x = 384,557,255.33

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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.