Home / 776,242,801,983.46-1,071,031,412,946-450,888,798,764.76

Finding the Fourth Proportional to 776,242,801,983.46, 1,071,031,412,946 and 450,888,798,764.76

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Solution

The fourth proportional to 776,242,801,983.46, 1,071,031,412,946 and 450,888,798,764.76 is: 622,119,865,058.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,242,801,983.46 : 1,071,031,412,946 = 450,888,798,764.76 : x
  2. Step 2: Convert to fraction form
    776,242,801,983.46/1,071,031,412,946 = 450,888,798,764.76/x
  3. Step 3: Cross multiply
    776,242,801,983.46x = 1,071,031,412,946 × 450,888,798,764.76
  4. Step 4: Simplify right side
    776,242,801,983.46x = 482,916,067,222,545,558,929,408
  5. Step 5: Solve for x
    x = 482,916,067,222,545,558,929,408/776,242,801,983.46
  6. Step 6: Final answer
    x = 622,119,865,058.45

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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.