Home / 172,364,661.79-258,527,894.00-61,695,911.72

Finding the Fourth Proportional to 172,364,661.79, 258,527,894.00 and 61,695,911.72

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Solution

The fourth proportional to 172,364,661.79, 258,527,894.00 and 61,695,911.72 is: 92,537,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,364,661.79 : 258,527,894.00 = 61,695,911.72 : x
  2. Step 2: Convert to fraction form
    172,364,661.79/258,527,894.00 = 61,695,911.72/x
  3. Step 3: Cross multiply
    172,364,661.79x = 258,527,894.00 × 61,695,911.72
  4. Step 4: Simplify right side
    172,364,661.79x = 15,950,114,125,719,358
  5. Step 5: Solve for x
    x = 15,950,114,125,719,358/172,364,661.79
  6. Step 6: Final answer
    x = 92,537,031.43

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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.