Home / 549,757,744.65-757,953,596.91-356,071,859.69

Finding the Fourth Proportional to 549,757,744.65, 757,953,596.91 and 356,071,859.69

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Solution

The fourth proportional to 549,757,744.65, 757,953,596.91 and 356,071,859.69 is: 490,917,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,757,744.65 : 757,953,596.91 = 356,071,859.69 : x
  2. Step 2: Convert to fraction form
    549,757,744.65/757,953,596.91 = 356,071,859.69/x
  3. Step 3: Cross multiply
    549,757,744.65x = 757,953,596.91 × 356,071,859.69
  4. Step 4: Simplify right side
    549,757,744.65x = 269,885,946,808,013,856
  5. Step 5: Solve for x
    x = 269,885,946,808,013,856/549,757,744.65
  6. Step 6: Final answer
    x = 490,917,953.29

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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.