Home / 115,360,599.21-159,197,615.10-63,149,670.24

Finding the Fourth Proportional to 115,360,599.21, 159,197,615.10 and 63,149,670.24

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Solution

The fourth proportional to 115,360,599.21, 159,197,615.10 and 63,149,670.24 is: 87,146,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,360,599.21 : 159,197,615.10 = 63,149,670.24 : x
  2. Step 2: Convert to fraction form
    115,360,599.21/159,197,615.10 = 63,149,670.24/x
  3. Step 3: Cross multiply
    115,360,599.21x = 159,197,615.10 × 63,149,670.24
  4. Step 4: Simplify right side
    115,360,599.21x = 10,053,276,896,559,444
  5. Step 5: Solve for x
    x = 10,053,276,896,559,444/115,360,599.21
  6. Step 6: Final answer
    x = 87,146,538.47

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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.