Home / 442,081,157.01-610,061,309.35-243,838,394.35

Finding the Fourth Proportional to 442,081,157.01, 610,061,309.35 and 243,838,394.35

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Solution

The fourth proportional to 442,081,157.01, 610,061,309.35 and 243,838,394.35 is: 336,491,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,081,157.01 : 610,061,309.35 = 243,838,394.35 : x
  2. Step 2: Convert to fraction form
    442,081,157.01/610,061,309.35 = 243,838,394.35/x
  3. Step 3: Cross multiply
    442,081,157.01x = 610,061,309.35 × 243,838,394.35
  4. Step 4: Simplify right side
    442,081,157.01x = 148,756,370,126,198,240
  5. Step 5: Solve for x
    x = 148,756,370,126,198,240/442,081,157.01
  6. Step 6: Final answer
    x = 336,491,089.40

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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.