Home / 297,243,483.84-410,172,006.84-171,803,805.78

Finding the Fourth Proportional to 297,243,483.84, 410,172,006.84 and 171,803,805.78

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Solution

The fourth proportional to 297,243,483.84, 410,172,006.84 and 171,803,805.78 is: 237,075,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,243,483.84 : 410,172,006.84 = 171,803,805.78 : x
  2. Step 2: Convert to fraction form
    297,243,483.84/410,172,006.84 = 171,803,805.78/x
  3. Step 3: Cross multiply
    297,243,483.84x = 410,172,006.84 × 171,803,805.78
  4. Step 4: Simplify right side
    297,243,483.84x = 70,469,111,799,532,184
  5. Step 5: Solve for x
    x = 70,469,111,799,532,184/297,243,483.84
  6. Step 6: Final answer
    x = 237,075,379.72

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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.