Home / 158,646,261.96-237,980,324.88-66,437,158.77

Finding the Fourth Proportional to 158,646,261.96, 237,980,324.88 and 66,437,158.77

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Solution

The fourth proportional to 158,646,261.96, 237,980,324.88 and 66,437,158.77 is: 99,660,316.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,646,261.96 : 237,980,324.88 = 66,437,158.77 : x
  2. Step 2: Convert to fraction form
    158,646,261.96/237,980,324.88 = 66,437,158.77/x
  3. Step 3: Cross multiply
    158,646,261.96x = 237,980,324.88 × 66,437,158.77
  4. Step 4: Simplify right side
    158,646,261.96x = 15,810,736,628,188,742
  5. Step 5: Solve for x
    x = 15,810,736,628,188,742/158,646,261.96
  6. Step 6: Final answer
    x = 99,660,316.18

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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.