Home / 201,584,952.10-302,377,428.15-99,548,280.10

Finding the Fourth Proportional to 201,584,952.10, 302,377,428.15 and 99,548,280.10

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Solution

The fourth proportional to 201,584,952.10, 302,377,428.15 and 99,548,280.10 is: 149,322,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,584,952.10 : 302,377,428.15 = 99,548,280.10 : x
  2. Step 2: Convert to fraction form
    201,584,952.10/302,377,428.15 = 99,548,280.10/x
  3. Step 3: Cross multiply
    201,584,952.10x = 302,377,428.15 × 99,548,280.10
  4. Step 4: Simplify right side
    201,584,952.10x = 30,101,152,913,393,820
  5. Step 5: Solve for x
    x = 30,101,152,913,393,820/201,584,952.10
  6. Step 6: Final answer
    x = 149,322,420.15

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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.