Home / 1,796,688,122.80-2,695,032,184.20-435,079,418.80

Finding the Fourth Proportional to 1,796,688,122.80, 2,695,032,184.20 and 435,079,418.80

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Solution

The fourth proportional to 1,796,688,122.80, 2,695,032,184.20 and 435,079,418.80 is: 652,619,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,688,122.80 : 2,695,032,184.20 = 435,079,418.80 : x
  2. Step 2: Convert to fraction form
    1,796,688,122.80/2,695,032,184.20 = 435,079,418.80/x
  3. Step 3: Cross multiply
    1,796,688,122.80x = 2,695,032,184.20 × 435,079,418.80
  4. Step 4: Simplify right side
    1,796,688,122.80x = 1,172,553,036,349,030,400
  5. Step 5: Solve for x
    x = 1,172,553,036,349,030,400/1,796,688,122.80
  6. Step 6: Final answer
    x = 652,619,128.20

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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.