Home / 160,133,071.20-240,199,606.80-105,619,034.40

Finding the Fourth Proportional to 160,133,071.20, 240,199,606.80 and 105,619,034.40

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Solution

The fourth proportional to 160,133,071.20, 240,199,606.80 and 105,619,034.40 is: 158,428,551.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,133,071.20 : 240,199,606.80 = 105,619,034.40 : x
  2. Step 2: Convert to fraction form
    160,133,071.20/240,199,606.80 = 105,619,034.40/x
  3. Step 3: Cross multiply
    160,133,071.20x = 240,199,606.80 × 105,619,034.40
  4. Step 4: Simplify right side
    160,133,071.20x = 25,369,650,533,475,676
  5. Step 5: Solve for x
    x = 25,369,650,533,475,676/160,133,071.20
  6. Step 6: Final answer
    x = 158,428,551.60

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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.