Home / 845,280,098.42-1,267,929,909.27-255,075,451.65

Finding the Fourth Proportional to 845,280,098.42, 1,267,929,909.27 and 255,075,451.65

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Solution

The fourth proportional to 845,280,098.42, 1,267,929,909.27 and 255,075,451.65 is: 382,616,123.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,280,098.42 : 1,267,929,909.27 = 255,075,451.65 : x
  2. Step 2: Convert to fraction form
    845,280,098.42/1,267,929,909.27 = 255,075,451.65/x
  3. Step 3: Cross multiply
    845,280,098.42x = 1,267,929,909.27 × 255,075,451.65
  4. Step 4: Simplify right side
    845,280,098.42x = 323,417,794,267,588,800
  5. Step 5: Solve for x
    x = 323,417,794,267,588,800/845,280,098.42
  6. Step 6: Final answer
    x = 382,616,123.19

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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.