Home / 396,306,064.80-594,459,097.20-105,218,114.40

Finding the Fourth Proportional to 396,306,064.80, 594,459,097.20 and 105,218,114.40

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Solution

The fourth proportional to 396,306,064.80, 594,459,097.20 and 105,218,114.40 is: 157,827,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,306,064.80 : 594,459,097.20 = 105,218,114.40 : x
  2. Step 2: Convert to fraction form
    396,306,064.80/594,459,097.20 = 105,218,114.40/x
  3. Step 3: Cross multiply
    396,306,064.80x = 594,459,097.20 × 105,218,114.40
  4. Step 4: Simplify right side
    396,306,064.80x = 62,547,865,295,310,328
  5. Step 5: Solve for x
    x = 62,547,865,295,310,328/396,306,064.80
  6. Step 6: Final answer
    x = 157,827,171.60

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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.