Home / 217,779,430.60-326,291,232.30-141,062,969.80

Finding the Fourth Proportional to 217,779,430.60, 326,291,232.30 and 141,062,969.80

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Solution

The fourth proportional to 217,779,430.60, 326,291,232.30 and 141,062,969.80 is: 211,349,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,779,430.60 : 326,291,232.30 = 141,062,969.80 : x
  2. Step 2: Convert to fraction form
    217,779,430.60/326,291,232.30 = 141,062,969.80/x
  3. Step 3: Cross multiply
    217,779,430.60x = 326,291,232.30 × 141,062,969.80
  4. Step 4: Simplify right side
    217,779,430.60x = 46,027,610,247,939,688
  5. Step 5: Solve for x
    x = 46,027,610,247,939,688/217,779,430.60
  6. Step 6: Final answer
    x = 211,349,667.51

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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.