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Finding the Fourth Proportional to 575,953,813.54, 794,815,749.12 and 325,111,004.74

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Solution

The fourth proportional to 575,953,813.54, 794,815,749.12 and 325,111,004.74 is: 448,652,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,953,813.54 : 794,815,749.12 = 325,111,004.74 : x
  2. Step 2: Convert to fraction form
    575,953,813.54/794,815,749.12 = 325,111,004.74/x
  3. Step 3: Cross multiply
    575,953,813.54x = 794,815,749.12 × 325,111,004.74
  4. Step 4: Simplify right side
    575,953,813.54x = 258,403,346,779,578,976
  5. Step 5: Solve for x
    x = 258,403,346,779,578,976/575,953,813.54
  6. Step 6: Final answer
    x = 448,652,896.65

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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.