Home / 314,928,429.60-472,392,644.40-302,173,845.60

Finding the Fourth Proportional to 314,928,429.60, 472,392,644.40 and 302,173,845.60

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Solution

The fourth proportional to 314,928,429.60, 472,392,644.40 and 302,173,845.60 is: 453,260,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,429.60 : 472,392,644.40 = 302,173,845.60 : x
  2. Step 2: Convert to fraction form
    314,928,429.60/472,392,644.40 = 302,173,845.60/x
  3. Step 3: Cross multiply
    314,928,429.60x = 472,392,644.40 × 302,173,845.60
  4. Step 4: Simplify right side
    314,928,429.60x = 142,744,701,991,501,312
  5. Step 5: Solve for x
    x = 142,744,701,991,501,312/314,928,429.60
  6. Step 6: Final answer
    x = 453,260,768.40

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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.