Home / 1,054,743,667.92-1,581,961,497.72-307,558,658.16

Finding the Fourth Proportional to 1,054,743,667.92, 1,581,961,497.72 and 307,558,658.16

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Solution

The fourth proportional to 1,054,743,667.92, 1,581,961,497.72 and 307,558,658.16 is: 461,293,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,743,667.92 : 1,581,961,497.72 = 307,558,658.16 : x
  2. Step 2: Convert to fraction form
    1,054,743,667.92/1,581,961,497.72 = 307,558,658.16/x
  3. Step 3: Cross multiply
    1,054,743,667.92x = 1,581,961,497.72 × 307,558,658.16
  4. Step 4: Simplify right side
    1,054,743,667.92x = 486,545,955,499,547,136
  5. Step 5: Solve for x
    x = 486,545,955,499,547,136/1,054,743,667.92
  6. Step 6: Final answer
    x = 461,293,080.30

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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.