Home / 124,291,765.86-186,438,238.47-38,030,035.02

Finding the Fourth Proportional to 124,291,765.86, 186,438,238.47 and 38,030,035.02

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Solution

The fourth proportional to 124,291,765.86, 186,438,238.47 and 38,030,035.02 is: 57,045,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,291,765.86 : 186,438,238.47 = 38,030,035.02 : x
  2. Step 2: Convert to fraction form
    124,291,765.86/186,438,238.47 = 38,030,035.02/x
  3. Step 3: Cross multiply
    124,291,765.86x = 186,438,238.47 × 38,030,035.02
  4. Step 4: Simplify right side
    124,291,765.86x = 7,090,252,738,081,212
  5. Step 5: Solve for x
    x = 7,090,252,738,081,212/124,291,765.86
  6. Step 6: Final answer
    x = 57,045,232.96

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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.