Home / 386,899,885.60-579,594,001.20-233,089,050.40

Finding the Fourth Proportional to 386,899,885.60, 579,594,001.20 and 233,089,050.40

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Solution

The fourth proportional to 386,899,885.60, 579,594,001.20 and 233,089,050.40 is: 349,178,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,899,885.60 : 579,594,001.20 = 233,089,050.40 : x
  2. Step 2: Convert to fraction form
    386,899,885.60/579,594,001.20 = 233,089,050.40/x
  3. Step 3: Cross multiply
    386,899,885.60x = 579,594,001.20 × 233,089,050.40
  4. Step 4: Simplify right side
    386,899,885.60x = 135,097,015,357,244,480
  5. Step 5: Solve for x
    x = 135,097,015,357,244,480/386,899,885.60
  6. Step 6: Final answer
    x = 349,178,225.13

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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.