Home / 651,101,455.60-976,652,183.40-528,657,449.20

Finding the Fourth Proportional to 651,101,455.60, 976,652,183.40 and 528,657,449.20

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Solution

The fourth proportional to 651,101,455.60, 976,652,183.40 and 528,657,449.20 is: 792,986,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,101,455.60 : 976,652,183.40 = 528,657,449.20 : x
  2. Step 2: Convert to fraction form
    651,101,455.60/976,652,183.40 = 528,657,449.20/x
  3. Step 3: Cross multiply
    651,101,455.60x = 976,652,183.40 × 528,657,449.20
  4. Step 4: Simplify right side
    651,101,455.60x = 516,314,452,031,854,528
  5. Step 5: Solve for x
    x = 516,314,452,031,854,528/651,101,455.60
  6. Step 6: Final answer
    x = 792,986,173.80

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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.