Home / 1,417,699,292.40-2,123,147,716.20-689,837,698.80

Finding the Fourth Proportional to 1,417,699,292.40, 2,123,147,716.20 and 689,837,698.80

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Solution

The fourth proportional to 1,417,699,292.40, 2,123,147,716.20 and 689,837,698.80 is: 1,033,101,548.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,699,292.40 : 2,123,147,716.20 = 689,837,698.80 : x
  2. Step 2: Convert to fraction form
    1,417,699,292.40/2,123,147,716.20 = 689,837,698.80/x
  3. Step 3: Cross multiply
    1,417,699,292.40x = 2,123,147,716.20 × 689,837,698.80
  4. Step 4: Simplify right side
    1,417,699,292.40x = 1,464,627,334,755,883,520
  5. Step 5: Solve for x
    x = 1,464,627,334,755,883,520/1,417,699,292.40
  6. Step 6: Final answer
    x = 1,033,101,548.83

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1.5x scale

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.