Home / 1,492,332,354.80-2,238,498,532.20-470,993,116.40

Finding the Fourth Proportional to 1,492,332,354.80, 2,238,498,532.20 and 470,993,116.40

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Solution

The fourth proportional to 1,492,332,354.80, 2,238,498,532.20 and 470,993,116.40 is: 706,489,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,332,354.80 : 2,238,498,532.20 = 470,993,116.40 : x
  2. Step 2: Convert to fraction form
    1,492,332,354.80/2,238,498,532.20 = 470,993,116.40/x
  3. Step 3: Cross multiply
    1,492,332,354.80x = 2,238,498,532.20 × 470,993,116.40
  4. Step 4: Simplify right side
    1,492,332,354.80x = 1,054,317,399,737,703,552
  5. Step 5: Solve for x
    x = 1,054,317,399,737,703,552/1,492,332,354.80
  6. Step 6: Final answer
    x = 706,489,674.60

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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.