Home / 489,312,000.30-733,968,000.45-295,820,237.10

Finding the Fourth Proportional to 489,312,000.30, 733,968,000.45 and 295,820,237.10

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Solution

The fourth proportional to 489,312,000.30, 733,968,000.45 and 295,820,237.10 is: 443,730,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,312,000.30 : 733,968,000.45 = 295,820,237.10 : x
  2. Step 2: Convert to fraction form
    489,312,000.30/733,968,000.45 = 295,820,237.10/x
  3. Step 3: Cross multiply
    489,312,000.30x = 733,968,000.45 × 295,820,237.10
  4. Step 4: Simplify right side
    489,312,000.30x = 217,122,587,916,931,936
  5. Step 5: Solve for x
    x = 217,122,587,916,931,936/489,312,000.30
  6. Step 6: Final answer
    x = 443,730,355.65

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1.5x scale

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.