Home / 172,353,764.70-258,554,266.65-57,326,312.70

Finding the Fourth Proportional to 172,353,764.70, 258,554,266.65 and 57,326,312.70

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Solution

The fourth proportional to 172,353,764.70, 258,554,266.65 and 57,326,312.70 is: 85,997,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,353,764.70 : 258,554,266.65 = 57,326,312.70 : x
  2. Step 2: Convert to fraction form
    172,353,764.70/258,554,266.65 = 57,326,312.70/x
  3. Step 3: Cross multiply
    172,353,764.70x = 258,554,266.65 × 57,326,312.70
  4. Step 4: Simplify right side
    172,353,764.70x = 14,821,962,739,897,082
  5. Step 5: Solve for x
    x = 14,821,962,739,897,082/172,353,764.70
  6. Step 6: Final answer
    x = 85,997,325.13

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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.