Home / 458,174,752.40-687,262,128.60-167,051,372.60

Finding the Fourth Proportional to 458,174,752.40, 687,262,128.60 and 167,051,372.60

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Solution

The fourth proportional to 458,174,752.40, 687,262,128.60 and 167,051,372.60 is: 250,577,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,174,752.40 : 687,262,128.60 = 167,051,372.60 : x
  2. Step 2: Convert to fraction form
    458,174,752.40/687,262,128.60 = 167,051,372.60/x
  3. Step 3: Cross multiply
    458,174,752.40x = 687,262,128.60 × 167,051,372.60
  4. Step 4: Simplify right side
    458,174,752.40x = 114,808,081,918,627,712
  5. Step 5: Solve for x
    x = 114,808,081,918,627,712/458,174,752.40
  6. Step 6: Final answer
    x = 250,577,058.90

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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.