Home / 356,362,771.34-534,584,513.82-319,746,154.28

Finding the Fourth Proportional to 356,362,771.34, 534,584,513.82 and 319,746,154.28

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Solution

The fourth proportional to 356,362,771.34, 534,584,513.82 and 319,746,154.28 is: 479,655,441.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,362,771.34 : 534,584,513.82 = 319,746,154.28 : x
  2. Step 2: Convert to fraction form
    356,362,771.34/534,584,513.82 = 319,746,154.28/x
  3. Step 3: Cross multiply
    356,362,771.34x = 534,584,513.82 × 319,746,154.28
  4. Step 4: Simplify right side
    356,362,771.34x = 170,931,342,431,588,480
  5. Step 5: Solve for x
    x = 170,931,342,431,588,480/356,362,771.34
  6. Step 6: Final answer
    x = 479,655,441.53

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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.