Home / 648,349,887.72-972,912,156.80-595,600,732.96

Finding the Fourth Proportional to 648,349,887.72, 972,912,156.80 and 595,600,732.96

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Solution

The fourth proportional to 648,349,887.72, 972,912,156.80 and 595,600,732.96 is: 893,756,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,349,887.72 : 972,912,156.80 = 595,600,732.96 : x
  2. Step 2: Convert to fraction form
    648,349,887.72/972,912,156.80 = 595,600,732.96/x
  3. Step 3: Cross multiply
    648,349,887.72x = 972,912,156.80 × 595,600,732.96
  4. Step 4: Simplify right side
    648,349,887.72x = 579,467,193,692,796,416
  5. Step 5: Solve for x
    x = 579,467,193,692,796,416/648,349,887.72
  6. Step 6: Final answer
    x = 893,756,912.24

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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.