Home / 386,899,886.60-579,594,002.70-233,089,051.40

Finding the Fourth Proportional to 386,899,886.60, 579,594,002.70 and 233,089,051.40

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Solution

The fourth proportional to 386,899,886.60, 579,594,002.70 and 233,089,051.40 is: 349,178,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,899,886.60 : 579,594,002.70 = 233,089,051.40 : x
  2. Step 2: Convert to fraction form
    386,899,886.60/579,594,002.70 = 233,089,051.40/x
  3. Step 3: Cross multiply
    386,899,886.60x = 579,594,002.70 × 233,089,051.40
  4. Step 4: Simplify right side
    386,899,886.60x = 135,097,016,286,472,048
  5. Step 5: Solve for x
    x = 135,097,016,286,472,048/386,899,886.60
  6. Step 6: Final answer
    x = 349,178,226.63

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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.