Home / 1,788,872,581.91-2,684,534,570.68-624,341,072.77

Finding the Fourth Proportional to 1,788,872,581.91, 2,684,534,570.68 and 624,341,072.77

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Solution

The fourth proportional to 1,788,872,581.91, 2,684,534,570.68 and 624,341,072.77 is: 936,939,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,872,581.91 : 2,684,534,570.68 = 624,341,072.77 : x
  2. Step 2: Convert to fraction form
    1,788,872,581.91/2,684,534,570.68 = 624,341,072.77/x
  3. Step 3: Cross multiply
    1,788,872,581.91x = 2,684,534,570.68 × 624,341,072.77
  4. Step 4: Simplify right side
    1,788,872,581.91x = 1,676,065,193,746,502,400
  5. Step 5: Solve for x
    x = 1,676,065,193,746,502,400/1,788,872,581.91
  6. Step 6: Final answer
    x = 936,939,394.51

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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.