Home / 317,478,892,410.42-437,826,580,570.18-231,703,993,783.86

Finding the Fourth Proportional to 317,478,892,410.42, 437,826,580,570.18 and 231,703,993,783.86

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Solution

The fourth proportional to 317,478,892,410.42, 437,826,580,570.18 and 231,703,993,783.86 is: 319,536,730,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,478,892,410.42 : 437,826,580,570.18 = 231,703,993,783.86 : x
  2. Step 2: Convert to fraction form
    317,478,892,410.42/437,826,580,570.18 = 231,703,993,783.86/x
  3. Step 3: Cross multiply
    317,478,892,410.42x = 437,826,580,570.18 × 231,703,993,783.86
  4. Step 4: Simplify right side
    317,478,892,410.42x = 101,446,167,302,841,653,264,384
  5. Step 5: Solve for x
    x = 101,446,167,302,841,653,264,384/317,478,892,410.42
  6. Step 6: Final answer
    x = 319,536,730,560.65

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1.5x scale

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.