Home / 334,078,643.70-501,117,965.55-298,932,678.90

Finding the Fourth Proportional to 334,078,643.70, 501,117,965.55 and 298,932,678.90

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Solution

The fourth proportional to 334,078,643.70, 501,117,965.55 and 298,932,678.90 is: 448,399,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,078,643.70 : 501,117,965.55 = 298,932,678.90 : x
  2. Step 2: Convert to fraction form
    334,078,643.70/501,117,965.55 = 298,932,678.90/x
  3. Step 3: Cross multiply
    334,078,643.70x = 501,117,965.55 × 298,932,678.90
  4. Step 4: Simplify right side
    334,078,643.70x = 149,800,535,886,779,392
  5. Step 5: Solve for x
    x = 149,800,535,886,779,392/334,078,643.70
  6. Step 6: Final answer
    x = 448,399,018.35

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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.