Home / 579,365,761.96-799,500,412.02-328,487,030.20

Finding the Fourth Proportional to 579,365,761.96, 799,500,412.02 and 328,487,030.20

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Solution

The fourth proportional to 579,365,761.96, 799,500,412.02 and 328,487,030.20 is: 453,298,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,365,761.96 : 799,500,412.02 = 328,487,030.20 : x
  2. Step 2: Convert to fraction form
    579,365,761.96/799,500,412.02 = 328,487,030.20/x
  3. Step 3: Cross multiply
    579,365,761.96x = 799,500,412.02 × 328,487,030.20
  4. Step 4: Simplify right side
    579,365,761.96x = 262,625,515,988,126,176
  5. Step 5: Solve for x
    x = 262,625,515,988,126,176/579,365,761.96
  6. Step 6: Final answer
    x = 453,298,301.75

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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.