Home / 690,330,737.93-952,650,108.11-377,064,857.93

Finding the Fourth Proportional to 690,330,737.93, 952,650,108.11 and 377,064,857.93

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Solution

The fourth proportional to 690,330,737.93, 952,650,108.11 and 377,064,857.93 is: 520,346,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,330,737.93 : 952,650,108.11 = 377,064,857.93 : x
  2. Step 2: Convert to fraction form
    690,330,737.93/952,650,108.11 = 377,064,857.93/x
  3. Step 3: Cross multiply
    690,330,737.93x = 952,650,108.11 × 377,064,857.93
  4. Step 4: Simplify right side
    690,330,737.93x = 359,210,877,667,675,712
  5. Step 5: Solve for x
    x = 359,210,877,667,675,712/690,330,737.93
  6. Step 6: Final answer
    x = 520,346,057.24

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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.