Home / 718,522,797.98-991,555,685.66-417,136,075.04

Finding the Fourth Proportional to 718,522,797.98, 991,555,685.66 and 417,136,075.04

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Solution

The fourth proportional to 718,522,797.98, 991,555,685.66 and 417,136,075.04 is: 575,644,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,522,797.98 : 991,555,685.66 = 417,136,075.04 : x
  2. Step 2: Convert to fraction form
    718,522,797.98/991,555,685.66 = 417,136,075.04/x
  3. Step 3: Cross multiply
    718,522,797.98x = 991,555,685.66 × 417,136,075.04
  4. Step 4: Simplify right side
    718,522,797.98x = 413,613,646,895,893,504
  5. Step 5: Solve for x
    x = 413,613,646,895,893,504/718,522,797.98
  6. Step 6: Final answer
    x = 575,644,430.58

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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.