Home / 124,457,209.33-171,750,980.01-68,702,662.13

Finding the Fourth Proportional to 124,457,209.33, 171,750,980.01 and 68,702,662.13

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Solution

The fourth proportional to 124,457,209.33, 171,750,980.01 and 68,702,662.13 is: 94,809,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,457,209.33 : 171,750,980.01 = 68,702,662.13 : x
  2. Step 2: Convert to fraction form
    124,457,209.33/171,750,980.01 = 68,702,662.13/x
  3. Step 3: Cross multiply
    124,457,209.33x = 171,750,980.01 × 68,702,662.13
  4. Step 4: Simplify right side
    124,457,209.33x = 11,799,749,549,779,900
  5. Step 5: Solve for x
    x = 11,799,749,549,779,900/124,457,209.33
  6. Step 6: Final answer
    x = 94,809,690.92

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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.