Home / 217,154,899.76-299,675,891.04-118,035,586.00

Finding the Fourth Proportional to 217,154,899.76, 299,675,891.04 and 118,035,586.00

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Solution

The fourth proportional to 217,154,899.76, 299,675,891.04 and 118,035,586.00 is: 162,890,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,154,899.76 : 299,675,891.04 = 118,035,586.00 : x
  2. Step 2: Convert to fraction form
    217,154,899.76/299,675,891.04 = 118,035,586.00/x
  3. Step 3: Cross multiply
    217,154,899.76x = 299,675,891.04 × 118,035,586.00
  4. Step 4: Simplify right side
    217,154,899.76x = 35,372,419,407,480,172
  5. Step 5: Solve for x
    x = 35,372,419,407,480,172/217,154,899.76
  6. Step 6: Final answer
    x = 162,890,266.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.