Home / 653,715,536.16-902,094,835.58-371,420,688.98

Finding the Fourth Proportional to 653,715,536.16, 902,094,835.58 and 371,420,688.98

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Solution

The fourth proportional to 653,715,536.16, 902,094,835.58 and 371,420,688.98 is: 512,542,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,715,536.16 : 902,094,835.58 = 371,420,688.98 : x
  2. Step 2: Convert to fraction form
    653,715,536.16/902,094,835.58 = 371,420,688.98/x
  3. Step 3: Cross multiply
    653,715,536.16x = 902,094,835.58 × 371,420,688.98
  4. Step 4: Simplify right side
    653,715,536.16x = 335,056,685,356,423,424
  5. Step 5: Solve for x
    x = 335,056,685,356,423,424/653,715,536.16
  6. Step 6: Final answer
    x = 512,542,026.04

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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.