Home / 239,996,985.72-360,024,297.64-84,518,637.77

Finding the Fourth Proportional to 239,996,985.72, 360,024,297.64 and 84,518,637.77

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Solution

The fourth proportional to 239,996,985.72, 360,024,297.64 and 84,518,637.77 is: 126,788,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,996,985.72 : 360,024,297.64 = 84,518,637.77 : x
  2. Step 2: Convert to fraction form
    239,996,985.72/360,024,297.64 = 84,518,637.77/x
  3. Step 3: Cross multiply
    239,996,985.72x = 360,024,297.64 × 84,518,637.77
  4. Step 4: Simplify right side
    239,996,985.72x = 30,428,763,201,559,236
  5. Step 5: Solve for x
    x = 30,428,763,201,559,236/239,996,985.72
  6. Step 6: Final answer
    x = 126,788,105.73

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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.