Home / 8,118,925,150.90-12,179,521,467.15-3,460,762,117.30

Finding the Fourth Proportional to 8,118,925,150.90, 12,179,521,467.15 and 3,460,762,117.30

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Solution

The fourth proportional to 8,118,925,150.90, 12,179,521,467.15 and 3,460,762,117.30 is: 5,191,626,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,925,150.90 : 12,179,521,467.15 = 3,460,762,117.30 : x
  2. Step 2: Convert to fraction form
    8,118,925,150.90/12,179,521,467.15 = 3,460,762,117.30/x
  3. Step 3: Cross multiply
    8,118,925,150.90x = 12,179,521,467.15 × 3,460,762,117.30
  4. Step 4: Simplify right side
    8,118,925,150.90x = 42,150,426,500,354,834,432
  5. Step 5: Solve for x
    x = 42,150,426,500,354,834,432/8,118,925,150.90
  6. Step 6: Final answer
    x = 5,191,626,442.78

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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.