Home / 497,664,280.40-746,496,420.60-242,860,312.40

Finding the Fourth Proportional to 497,664,280.40, 746,496,420.60 and 242,860,312.40

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Solution

The fourth proportional to 497,664,280.40, 746,496,420.60 and 242,860,312.40 is: 364,290,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,280.40 : 746,496,420.60 = 242,860,312.40 : x
  2. Step 2: Convert to fraction form
    497,664,280.40/746,496,420.60 = 242,860,312.40/x
  3. Step 3: Cross multiply
    497,664,280.40x = 746,496,420.60 × 242,860,312.40
  4. Step 4: Simplify right side
    497,664,280.40x = 181,294,353,912,397,792
  5. Step 5: Solve for x
    x = 181,294,353,912,397,792/497,664,280.40
  6. Step 6: Final answer
    x = 364,290,468.60

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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.