Home / 909,845,963,998.35-1,255,626,898,780.10-503,853,505,306.91

Finding the Fourth Proportional to 909,845,963,998.35, 1,255,626,898,780.10 and 503,853,505,306.91

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Solution

The fourth proportional to 909,845,963,998.35, 1,255,626,898,780.10 and 503,853,505,306.91 is: 695,339,694,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,845,963,998.35 : 1,255,626,898,780.10 = 503,853,505,306.91 : x
  2. Step 2: Convert to fraction form
    909,845,963,998.35/1,255,626,898,780.10 = 503,853,505,306.91/x
  3. Step 3: Cross multiply
    909,845,963,998.35x = 1,255,626,898,780.10 × 503,853,505,306.91
  4. Step 4: Simplify right side
    909,845,963,998.35x = 632,652,014,307,998,135,484,416
  5. Step 5: Solve for x
    x = 632,652,014,307,998,135,484,416/909,845,963,998.35
  6. Step 6: Final answer
    x = 695,339,694,125.57

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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.