Home / 1,138,425,232,942.60-1,707,577,707,459.30-373,412,613,319.80

Finding the Fourth Proportional to 1,138,425,232,942.60, 1,707,577,707,459.30 and 373,412,613,319.80

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Solution

The fourth proportional to 1,138,425,232,942.60, 1,707,577,707,459.30 and 373,412,613,319.80 is: 560,099,192,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,425,232,942.60 : 1,707,577,707,459.30 = 373,412,613,319.80 : x
  2. Step 2: Convert to fraction form
    1,138,425,232,942.60/1,707,577,707,459.30 = 373,412,613,319.80/x
  3. Step 3: Cross multiply
    1,138,425,232,942.60x = 1,707,577,707,459.30 × 373,412,613,319.80
  4. Step 4: Simplify right side
    1,138,425,232,942.60x = 637,631,054,189,010,144,460,800
  5. Step 5: Solve for x
    x = 637,631,054,189,010,144,460,800/1,138,425,232,942.60
  6. Step 6: Final answer
    x = 560,099,192,935.90

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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.