Home / 693,430,496.98-956,933,854.86-380,157,984.82

Finding the Fourth Proportional to 693,430,496.98, 956,933,854.86 and 380,157,984.82

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Solution

The fourth proportional to 693,430,496.98, 956,933,854.86 and 380,157,984.82 is: 524,617,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,430,496.98 : 956,933,854.86 = 380,157,984.82 : x
  2. Step 2: Convert to fraction form
    693,430,496.98/956,933,854.86 = 380,157,984.82/x
  3. Step 3: Cross multiply
    693,430,496.98x = 956,933,854.86 × 380,157,984.82
  4. Step 4: Simplify right side
    693,430,496.98x = 363,786,045,869,611,968
  5. Step 5: Solve for x
    x = 363,786,045,869,611,968/693,430,496.98
  6. Step 6: Final answer
    x = 524,617,892.43

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Double scale
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1.5x scale

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.