Home / 284,345,017.80-426,564,765.90-111,827,459.40

Finding the Fourth Proportional to 284,345,017.80, 426,564,765.90 and 111,827,459.40

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Solution

The fourth proportional to 284,345,017.80, 426,564,765.90 and 111,827,459.40 is: 167,759,767.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,345,017.80 : 426,564,765.90 = 111,827,459.40 : x
  2. Step 2: Convert to fraction form
    284,345,017.80/426,564,765.90 = 111,827,459.40/x
  3. Step 3: Cross multiply
    284,345,017.80x = 426,564,765.90 × 111,827,459.40
  4. Step 4: Simplify right side
    284,345,017.80x = 47,701,654,040,152,752
  5. Step 5: Solve for x
    x = 47,701,654,040,152,752/284,345,017.80
  6. Step 6: Final answer
    x = 167,759,767.37

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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.