Home / 386,068,296.96-533,030,795.16-296,600,899.59

Finding the Fourth Proportional to 386,068,296.96, 533,030,795.16 and 296,600,899.59

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Solution

The fourth proportional to 386,068,296.96, 533,030,795.16 and 296,600,899.59 is: 409,506,335.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,068,296.96 : 533,030,795.16 = 296,600,899.59 : x
  2. Step 2: Convert to fraction form
    386,068,296.96/533,030,795.16 = 296,600,899.59/x
  3. Step 3: Cross multiply
    386,068,296.96x = 533,030,795.16 × 296,600,899.59
  4. Step 4: Simplify right side
    386,068,296.96x = 158,097,413,353,629,024
  5. Step 5: Solve for x
    x = 158,097,413,353,629,024/386,068,296.96
  6. Step 6: Final answer
    x = 409,506,335.02

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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.