Home / 284,345,019.30-426,564,768.15-111,827,460.90

Finding the Fourth Proportional to 284,345,019.30, 426,564,768.15 and 111,827,460.90

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Solution

The fourth proportional to 284,345,019.30, 426,564,768.15 and 111,827,460.90 is: 167,759,769.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,345,019.30 : 426,564,768.15 = 111,827,460.90 : x
  2. Step 2: Convert to fraction form
    284,345,019.30/426,564,768.15 = 111,827,460.90/x
  3. Step 3: Cross multiply
    284,345,019.30x = 426,564,768.15 × 111,827,460.90
  4. Step 4: Simplify right side
    284,345,019.30x = 47,701,654,931,611,688
  5. Step 5: Solve for x
    x = 47,701,654,931,611,688/284,345,019.30
  6. Step 6: Final answer
    x = 167,759,769.62

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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.