Home / 8,206,047,798.90-12,315,118,315.95-3,302,240,925.30

Finding the Fourth Proportional to 8,206,047,798.90, 12,315,118,315.95 and 3,302,240,925.30

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Solution

The fourth proportional to 8,206,047,798.90, 12,315,118,315.95 and 3,302,240,925.30 is: 4,955,794,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206,047,798.90 : 12,315,118,315.95 = 3,302,240,925.30 : x
  2. Step 2: Convert to fraction form
    8,206,047,798.90/12,315,118,315.95 = 3,302,240,925.30/x
  3. Step 3: Cross multiply
    8,206,047,798.90x = 12,315,118,315.95 × 3,302,240,925.30
  4. Step 4: Simplify right side
    8,206,047,798.90x = 40,667,487,702,841,712,640
  5. Step 5: Solve for x
    x = 40,667,487,702,841,712,640/8,206,047,798.90
  6. Step 6: Final answer
    x = 4,955,794,640.67

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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.