Home / 353,768,051.70-530,652,077.55-108,124,211.70

Finding the Fourth Proportional to 353,768,051.70, 530,652,077.55 and 108,124,211.70

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Solution

The fourth proportional to 353,768,051.70, 530,652,077.55 and 108,124,211.70 is: 162,186,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,768,051.70 : 530,652,077.55 = 108,124,211.70 : x
  2. Step 2: Convert to fraction form
    353,768,051.70/530,652,077.55 = 108,124,211.70/x
  3. Step 3: Cross multiply
    353,768,051.70x = 530,652,077.55 × 108,124,211.70
  4. Step 4: Simplify right side
    353,768,051.70x = 57,376,337,572,061,024
  5. Step 5: Solve for x
    x = 57,376,337,572,061,024/353,768,051.70
  6. Step 6: Final answer
    x = 162,186,317.55

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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.