Home / 1,587,000,813.84-2,189,910,776.04-882,069,089.04

Finding the Fourth Proportional to 1,587,000,813.84, 2,189,910,776.04 and 882,069,089.04

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Solution

The fourth proportional to 1,587,000,813.84, 2,189,910,776.04 and 882,069,089.04 is: 1,217,171,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,000,813.84 : 2,189,910,776.04 = 882,069,089.04 : x
  2. Step 2: Convert to fraction form
    1,587,000,813.84/2,189,910,776.04 = 882,069,089.04/x
  3. Step 3: Cross multiply
    1,587,000,813.84x = 2,189,910,776.04 × 882,069,089.04
  4. Step 4: Simplify right side
    1,587,000,813.84x = 1,931,652,603,300,482,048
  5. Step 5: Solve for x
    x = 1,931,652,603,300,482,048/1,587,000,813.84
  6. Step 6: Final answer
    x = 1,217,171,778.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.