Home / 347,736,605.40-521,604,908.10-186,493,469.40

Finding the Fourth Proportional to 347,736,605.40, 521,604,908.10 and 186,493,469.40

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Solution

The fourth proportional to 347,736,605.40, 521,604,908.10 and 186,493,469.40 is: 279,740,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,605.40 : 521,604,908.10 = 186,493,469.40 : x
  2. Step 2: Convert to fraction form
    347,736,605.40/521,604,908.10 = 186,493,469.40/x
  3. Step 3: Cross multiply
    347,736,605.40x = 521,604,908.10 × 186,493,469.40
  4. Step 4: Simplify right side
    347,736,605.40x = 97,275,908,967,637,168
  5. Step 5: Solve for x
    x = 97,275,908,967,637,168/347,736,605.40
  6. Step 6: Final answer
    x = 279,740,204.10

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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.