Home / 1,329,698,712.70-1,994,548,069.05-360,350,328.70

Finding the Fourth Proportional to 1,329,698,712.70, 1,994,548,069.05 and 360,350,328.70

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Solution

The fourth proportional to 1,329,698,712.70, 1,994,548,069.05 and 360,350,328.70 is: 540,525,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,698,712.70 : 1,994,548,069.05 = 360,350,328.70 : x
  2. Step 2: Convert to fraction form
    1,329,698,712.70/1,994,548,069.05 = 360,350,328.70/x
  3. Step 3: Cross multiply
    1,329,698,712.70x = 1,994,548,069.05 × 360,350,328.70
  4. Step 4: Simplify right side
    1,329,698,712.70x = 718,736,052,290,117,760
  5. Step 5: Solve for x
    x = 718,736,052,290,117,760/1,329,698,712.70
  6. Step 6: Final answer
    x = 540,525,493.05

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Double scale
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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.