Home / 158,448,601.80-237,672,902.70-66,316,415.40

Finding the Fourth Proportional to 158,448,601.80, 237,672,902.70 and 66,316,415.40

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Solution

The fourth proportional to 158,448,601.80, 237,672,902.70 and 66,316,415.40 is: 99,474,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,448,601.80 : 237,672,902.70 = 66,316,415.40 : x
  2. Step 2: Convert to fraction form
    158,448,601.80/237,672,902.70 = 66,316,415.40/x
  3. Step 3: Cross multiply
    158,448,601.80x = 237,672,902.70 × 66,316,415.40
  4. Step 4: Simplify right side
    158,448,601.80x = 15,761,614,944,776,980
  5. Step 5: Solve for x
    x = 15,761,614,944,776,980/158,448,601.80
  6. Step 6: Final answer
    x = 99,474,623.10

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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.