Home / 161,863,096.79-242,796,860.10-52,688,729.90

Finding the Fourth Proportional to 161,863,096.79, 242,796,860.10 and 52,688,729.90

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Solution

The fourth proportional to 161,863,096.79, 242,796,860.10 and 52,688,729.90 is: 79,033,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,863,096.79 : 242,796,860.10 = 52,688,729.90 : x
  2. Step 2: Convert to fraction form
    161,863,096.79/242,796,860.10 = 52,688,729.90/x
  3. Step 3: Cross multiply
    161,863,096.79x = 242,796,860.10 × 52,688,729.90
  4. Step 4: Simplify right side
    161,863,096.79x = 12,792,658,182,376,986
  5. Step 5: Solve for x
    x = 12,792,658,182,376,986/161,863,096.79
  6. Step 6: Final answer
    x = 79,033,815.84

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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.