Home / 248,208,130.36-342,516,166.08-142,285,610.08

Finding the Fourth Proportional to 248,208,130.36, 342,516,166.08 and 142,285,610.08

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Solution

The fourth proportional to 248,208,130.36, 342,516,166.08 and 142,285,610.08 is: 196,347,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,208,130.36 : 342,516,166.08 = 142,285,610.08 : x
  2. Step 2: Convert to fraction form
    248,208,130.36/342,516,166.08 = 142,285,610.08/x
  3. Step 3: Cross multiply
    248,208,130.36x = 342,516,166.08 × 142,285,610.08
  4. Step 4: Simplify right side
    248,208,130.36x = 48,735,121,652,955,408
  5. Step 5: Solve for x
    x = 48,735,121,652,955,408/248,208,130.36
  6. Step 6: Final answer
    x = 196,347,805.30

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1.5x scale

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.