Home / 109,290,814.36-163,936,926.18-43,717,430.20

Finding the Fourth Proportional to 109,290,814.36, 163,936,926.18 and 43,717,430.20

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Solution

The fourth proportional to 109,290,814.36, 163,936,926.18 and 43,717,430.20 is: 65,576,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,290,814.36 : 163,936,926.18 = 43,717,430.20 : x
  2. Step 2: Convert to fraction form
    109,290,814.36/163,936,926.18 = 43,717,430.20/x
  3. Step 3: Cross multiply
    109,290,814.36x = 163,936,926.18 × 43,717,430.20
  4. Step 4: Simplify right side
    109,290,814.36x = 7,166,901,127,476,703
  5. Step 5: Solve for x
    x = 7,166,901,127,476,703/109,290,814.36
  6. Step 6: Final answer
    x = 65,576,427.16

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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.