Home / 158,646,330.21-237,980,427.27-66,437,227.11

Finding the Fourth Proportional to 158,646,330.21, 237,980,427.27 and 66,437,227.11

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Solution

The fourth proportional to 158,646,330.21, 237,980,427.27 and 66,437,227.11 is: 99,660,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,646,330.21 : 237,980,427.27 = 66,437,227.11 : x
  2. Step 2: Convert to fraction form
    158,646,330.21/237,980,427.27 = 66,437,227.11/x
  3. Step 3: Cross multiply
    158,646,330.21x = 237,980,427.27 × 66,437,227.11
  4. Step 4: Simplify right side
    158,646,330.21x = 15,810,759,694,271,828
  5. Step 5: Solve for x
    x = 15,810,759,694,271,828/158,646,330.21
  6. Step 6: Final answer
    x = 99,660,418.70

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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.