Home / 124,022,064-171,166,745.76-71,119,474.40

Finding the Fourth Proportional to 124,022,064, 171,166,745.76 and 71,119,474.40

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Solution

The fourth proportional to 124,022,064, 171,166,745.76 and 71,119,474.40 is: 98,154,220.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,022,064 : 171,166,745.76 = 71,119,474.40 : x
  2. Step 2: Convert to fraction form
    124,022,064/171,166,745.76 = 71,119,474.40/x
  3. Step 3: Cross multiply
    124,022,064x = 171,166,745.76 × 71,119,474.40
  4. Step 4: Simplify right side
    124,022,064x = 12,173,288,993,209,628
  5. Step 5: Solve for x
    x = 12,173,288,993,209,628/124,022,064
  6. Step 6: Final answer
    x = 98,154,220.31

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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.