Home / 908,103,826.89-1,362,026,400.48-286,238,241.18

Finding the Fourth Proportional to 908,103,826.89, 1,362,026,400.48 and 286,238,241.18

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Solution

The fourth proportional to 908,103,826.89, 1,362,026,400.48 and 286,238,241.18 is: 429,316,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,103,826.89 : 1,362,026,400.48 = 286,238,241.18 : x
  2. Step 2: Convert to fraction form
    908,103,826.89/1,362,026,400.48 = 286,238,241.18/x
  3. Step 3: Cross multiply
    908,103,826.89x = 1,362,026,400.48 × 286,238,241.18
  4. Step 4: Simplify right side
    908,103,826.89x = 389,864,041,314,121,536
  5. Step 5: Solve for x
    x = 389,864,041,314,121,536/908,103,826.89
  6. Step 6: Final answer
    x = 429,316,593.29

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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.