Home / 1,119,302,800.65-1,678,954,200.98-536,737,176.45

Finding the Fourth Proportional to 1,119,302,800.65, 1,678,954,200.98 and 536,737,176.45

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Solution

The fourth proportional to 1,119,302,800.65, 1,678,954,200.98 and 536,737,176.45 is: 805,105,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,302,800.65 : 1,678,954,200.98 = 536,737,176.45 : x
  2. Step 2: Convert to fraction form
    1,119,302,800.65/1,678,954,200.98 = 536,737,176.45/x
  3. Step 3: Cross multiply
    1,119,302,800.65x = 1,678,954,200.98 × 536,737,176.45
  4. Step 4: Simplify right side
    1,119,302,800.65x = 901,157,137,220,187,264
  5. Step 5: Solve for x
    x = 901,157,137,220,187,264/1,119,302,800.65
  6. Step 6: Final answer
    x = 805,105,764.68

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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.