Home / 349,475,328,522.40-524,212,992,783.60-339,679,808,010.40

Finding the Fourth Proportional to 349,475,328,522.40, 524,212,992,783.60 and 339,679,808,010.40

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Solution

The fourth proportional to 349,475,328,522.40, 524,212,992,783.60 and 339,679,808,010.40 is: 509,519,712,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,475,328,522.40 : 524,212,992,783.60 = 339,679,808,010.40 : x
  2. Step 2: Convert to fraction form
    349,475,328,522.40/524,212,992,783.60 = 339,679,808,010.40/x
  3. Step 3: Cross multiply
    349,475,328,522.40x = 524,212,992,783.60 × 339,679,808,010.40
  4. Step 4: Simplify right side
    349,475,328,522.40x = 178,064,568,745,290,463,444,992
  5. Step 5: Solve for x
    x = 178,064,568,745,290,463,444,992/349,475,328,522.40
  6. Step 6: Final answer
    x = 509,519,712,015.60

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Double scale
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1.5x scale

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.