Home / 77,771,621.18-116,575,944.40-36,238,255.31

Finding the Fourth Proportional to 77,771,621.18, 116,575,944.40 and 36,238,255.31

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Solution

The fourth proportional to 77,771,621.18, 116,575,944.40 and 36,238,255.31 is: 54,319,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,771,621.18 : 116,575,944.40 = 36,238,255.31 : x
  2. Step 2: Convert to fraction form
    77,771,621.18/116,575,944.40 = 36,238,255.31/x
  3. Step 3: Cross multiply
    77,771,621.18x = 116,575,944.40 × 36,238,255.31
  4. Step 4: Simplify right side
    77,771,621.18x = 4,224,508,835,990,373.50
  5. Step 5: Solve for x
    x = 4,224,508,835,990,373.50/77,771,621.18
  6. Step 6: Final answer
    x = 54,319,413.33

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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.