Home / 579,365,460.88-799,499,998.02-328,486,730.20

Finding the Fourth Proportional to 579,365,460.88, 799,499,998.02 and 328,486,730.20

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Solution

The fourth proportional to 579,365,460.88, 799,499,998.02 and 328,486,730.20 is: 453,297,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,365,460.88 : 799,499,998.02 = 328,486,730.20 : x
  2. Step 2: Convert to fraction form
    579,365,460.88/799,499,998.02 = 328,486,730.20/x
  3. Step 3: Cross multiply
    579,365,460.88x = 799,499,998.02 × 328,486,730.20
  4. Step 4: Simplify right side
    579,365,460.88x = 262,625,140,144,496,256
  5. Step 5: Solve for x
    x = 262,625,140,144,496,256/579,365,460.88
  6. Step 6: Final answer
    x = 453,297,888.60

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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.