Home / 101,712,798.24-140,362,670.16-55,303,051.20

Finding the Fourth Proportional to 101,712,798.24, 140,362,670.16 and 55,303,051.20

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Solution

The fourth proportional to 101,712,798.24, 140,362,670.16 and 55,303,051.20 is: 76,317,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,712,798.24 : 140,362,670.16 = 55,303,051.20 : x
  2. Step 2: Convert to fraction form
    101,712,798.24/140,362,670.16 = 55,303,051.20/x
  3. Step 3: Cross multiply
    101,712,798.24x = 140,362,670.16 × 55,303,051.20
  4. Step 4: Simplify right side
    101,712,798.24x = 7,762,483,934,427,192
  5. Step 5: Solve for x
    x = 7,762,483,934,427,192/101,712,798.24
  6. Step 6: Final answer
    x = 76,317,671.61

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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.