Home / 671,190,365,503.95-926,243,075,963.58-362,541,722,941.40

Finding the Fourth Proportional to 671,190,365,503.95, 926,243,075,963.58 and 362,541,722,941.40

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Solution

The fourth proportional to 671,190,365,503.95, 926,243,075,963.58 and 362,541,722,941.40 is: 500,307,778,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,190,365,503.95 : 926,243,075,963.58 = 362,541,722,941.40 : x
  2. Step 2: Convert to fraction form
    671,190,365,503.95/926,243,075,963.58 = 362,541,722,941.40/x
  3. Step 3: Cross multiply
    671,190,365,503.95x = 926,243,075,963.58 × 362,541,722,941.40
  4. Step 4: Simplify right side
    671,190,365,503.95x = 335,801,760,622,378,332,717,056
  5. Step 5: Solve for x
    x = 335,801,760,622,378,332,717,056/671,190,365,503.95
  6. Step 6: Final answer
    x = 500,307,778,360.69

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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.