Home / 581,452,644.09-872,075,408.95-231,669,397.20

Finding the Fourth Proportional to 581,452,644.09, 872,075,408.95 and 231,669,397.20

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Solution

The fourth proportional to 581,452,644.09, 872,075,408.95 and 231,669,397.20 is: 347,462,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,452,644.09 : 872,075,408.95 = 231,669,397.20 : x
  2. Step 2: Convert to fraction form
    581,452,644.09/872,075,408.95 = 231,669,397.20/x
  3. Step 3: Cross multiply
    581,452,644.09x = 872,075,408.95 × 231,669,397.20
  4. Step 4: Simplify right side
    581,452,644.09x = 202,033,184,304,389,984
  5. Step 5: Solve for x
    x = 202,033,184,304,389,984/581,452,644.09
  6. Step 6: Final answer
    x = 347,462,835.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.