Home / 190,054,365.68-262,275,024.48-103,134,237.68

Finding the Fourth Proportional to 190,054,365.68, 262,275,024.48 and 103,134,237.68

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Solution

The fourth proportional to 190,054,365.68, 262,275,024.48 and 103,134,237.68 is: 142,325,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,054,365.68 : 262,275,024.48 = 103,134,237.68 : x
  2. Step 2: Convert to fraction form
    190,054,365.68/262,275,024.48 = 103,134,237.68/x
  3. Step 3: Cross multiply
    190,054,365.68x = 262,275,024.48 × 103,134,237.68
  4. Step 4: Simplify right side
    190,054,365.68x = 27,049,534,712,248,140
  5. Step 5: Solve for x
    x = 27,049,534,712,248,140/190,054,365.68
  6. Step 6: Final answer
    x = 142,325,247.91

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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.