Home / 578,110,647.51-797,772,051.10-327,209,652.23

Finding the Fourth Proportional to 578,110,647.51, 797,772,051.10 and 327,209,652.23

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Solution

The fourth proportional to 578,110,647.51, 797,772,051.10 and 327,209,652.23 is: 451,537,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,110,647.51 : 797,772,051.10 = 327,209,652.23 : x
  2. Step 2: Convert to fraction form
    578,110,647.51/797,772,051.10 = 327,209,652.23/x
  3. Step 3: Cross multiply
    578,110,647.51x = 797,772,051.10 × 327,209,652.23
  4. Step 4: Simplify right side
    578,110,647.51x = 261,038,715,400,148,448
  5. Step 5: Solve for x
    x = 261,038,715,400,148,448/578,110,647.51
  6. Step 6: Final answer
    x = 451,537,636.48

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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.