Home / 959,406,404.48-1,323,985,132.32-519,373,255.04

Finding the Fourth Proportional to 959,406,404.48, 1,323,985,132.32 and 519,373,255.04

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Solution

The fourth proportional to 959,406,404.48, 1,323,985,132.32 and 519,373,255.04 is: 716,737,416.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,406,404.48 : 1,323,985,132.32 = 519,373,255.04 : x
  2. Step 2: Convert to fraction form
    959,406,404.48/1,323,985,132.32 = 519,373,255.04/x
  3. Step 3: Cross multiply
    959,406,404.48x = 1,323,985,132.32 × 519,373,255.04
  4. Step 4: Simplify right side
    959,406,404.48x = 687,642,467,797,603,456
  5. Step 5: Solve for x
    x = 687,642,467,797,603,456/959,406,404.48
  6. Step 6: Final answer
    x = 716,737,416.58

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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.