Home / 217,271,821.06-299,837,248.07-118,154,722.31

Finding the Fourth Proportional to 217,271,821.06, 299,837,248.07 and 118,154,722.31

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Solution

The fourth proportional to 217,271,821.06, 299,837,248.07 and 118,154,722.31 is: 163,054,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,271,821.06 : 299,837,248.07 = 118,154,722.31 : x
  2. Step 2: Convert to fraction form
    217,271,821.06/299,837,248.07 = 118,154,722.31/x
  3. Step 3: Cross multiply
    217,271,821.06x = 299,837,248.07 × 118,154,722.31
  4. Step 4: Simplify right side
    217,271,821.06x = 35,427,186,783,905,432
  5. Step 5: Solve for x
    x = 35,427,186,783,905,432/217,271,821.06
  6. Step 6: Final answer
    x = 163,054,677.83

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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.