Home / 515,001,566.57-710,720,850.69-295,027,507.85

Finding the Fourth Proportional to 515,001,566.57, 710,720,850.69 and 295,027,507.85

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Solution

The fourth proportional to 515,001,566.57, 710,720,850.69 and 295,027,507.85 is: 407,148,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,001,566.57 : 710,720,850.69 = 295,027,507.85 : x
  2. Step 2: Convert to fraction form
    515,001,566.57/710,720,850.69 = 295,027,507.85/x
  3. Step 3: Cross multiply
    515,001,566.57x = 710,720,850.69 × 295,027,507.85
  4. Step 4: Simplify right side
    515,001,566.57x = 209,682,201,352,549,088
  5. Step 5: Solve for x
    x = 209,682,201,352,549,088/515,001,566.57
  6. Step 6: Final answer
    x = 407,148,667.04

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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.