Home / 123,419,567.16-184,998,825.09-45,646,490.07

Finding the Fourth Proportional to 123,419,567.16, 184,998,825.09 and 45,646,490.07

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Solution

The fourth proportional to 123,419,567.16, 184,998,825.09 and 45,646,490.07 is: 68,421,460.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,419,567.16 : 184,998,825.09 = 45,646,490.07 : x
  2. Step 2: Convert to fraction form
    123,419,567.16/184,998,825.09 = 45,646,490.07/x
  3. Step 3: Cross multiply
    123,419,567.16x = 184,998,825.09 × 45,646,490.07
  4. Step 4: Simplify right side
    123,419,567.16x = 8,444,547,032,432,352
  5. Step 5: Solve for x
    x = 8,444,547,032,432,352/123,419,567.16
  6. Step 6: Final answer
    x = 68,421,460.44

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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.