Home / 909,845,963,999.34-1,255,626,898,781.50-503,853,505,307.90

Finding the Fourth Proportional to 909,845,963,999.34, 1,255,626,898,781.50 and 503,853,505,307.90

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Solution

The fourth proportional to 909,845,963,999.34, 1,255,626,898,781.50 and 503,853,505,307.90 is: 695,339,694,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,845,963,999.34 : 1,255,626,898,781.50 = 503,853,505,307.90 : x
  2. Step 2: Convert to fraction form
    909,845,963,999.34/1,255,626,898,781.50 = 503,853,505,307.90/x
  3. Step 3: Cross multiply
    909,845,963,999.34x = 1,255,626,898,781.50 × 503,853,505,307.90
  4. Step 4: Simplify right side
    909,845,963,999.34x = 632,652,014,309,946,574,241,792
  5. Step 5: Solve for x
    x = 632,652,014,309,946,574,241,792/909,845,963,999.34
  6. Step 6: Final answer
    x = 695,339,694,126.96

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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.