Home / 503,033,151.88-694,178,638.41-283,016,053

Finding the Fourth Proportional to 503,033,151.88, 694,178,638.41 and 283,016,053

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Solution

The fourth proportional to 503,033,151.88, 694,178,638.41 and 283,016,053 is: 390,558,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,033,151.88 : 694,178,638.41 = 283,016,053 : x
  2. Step 2: Convert to fraction form
    503,033,151.88/694,178,638.41 = 283,016,053/x
  3. Step 3: Cross multiply
    503,033,151.88x = 694,178,638.41 × 283,016,053
  4. Step 4: Simplify right side
    503,033,151.88x = 196,463,698,319,712,384
  5. Step 5: Solve for x
    x = 196,463,698,319,712,384/503,033,151.88
  6. Step 6: Final answer
    x = 390,558,152.25

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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.