Home / 124,438,400.40-186,657,600.60-98,460,339.60

Finding the Fourth Proportional to 124,438,400.40, 186,657,600.60 and 98,460,339.60

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Solution

The fourth proportional to 124,438,400.40, 186,657,600.60 and 98,460,339.60 is: 147,690,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,438,400.40 : 186,657,600.60 = 98,460,339.60 : x
  2. Step 2: Convert to fraction form
    124,438,400.40/186,657,600.60 = 98,460,339.60/x
  3. Step 3: Cross multiply
    124,438,400.40x = 186,657,600.60 × 98,460,339.60
  4. Step 4: Simplify right side
    124,438,400.40x = 18,378,370,743,997,164
  5. Step 5: Solve for x
    x = 18,378,370,743,997,164/124,438,400.40
  6. Step 6: Final answer
    x = 147,690,509.40

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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.