Home / 482,412,798.54-665,549,315.55-284,053,064.94

Finding the Fourth Proportional to 482,412,798.54, 665,549,315.55 and 284,053,064.94

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Solution

The fourth proportional to 482,412,798.54, 665,549,315.55 and 284,053,064.94 is: 391,887,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,412,798.54 : 665,549,315.55 = 284,053,064.94 : x
  2. Step 2: Convert to fraction form
    482,412,798.54/665,549,315.55 = 284,053,064.94/x
  3. Step 3: Cross multiply
    482,412,798.54x = 665,549,315.55 × 284,053,064.94
  4. Step 4: Simplify right side
    482,412,798.54x = 189,051,322,950,696,672
  5. Step 5: Solve for x
    x = 189,051,322,950,696,672/482,412,798.54
  6. Step 6: Final answer
    x = 391,887,038.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.