Home / 440,199,093.60-658,730,998.80-383,316,098.40

Finding the Fourth Proportional to 440,199,093.60, 658,730,998.80 and 383,316,098.40

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Solution

The fourth proportional to 440,199,093.60, 658,730,998.80 and 383,316,098.40 is: 573,609,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,199,093.60 : 658,730,998.80 = 383,316,098.40 : x
  2. Step 2: Convert to fraction form
    440,199,093.60/658,730,998.80 = 383,316,098.40/x
  3. Step 3: Cross multiply
    440,199,093.60x = 658,730,998.80 × 383,316,098.40
  4. Step 4: Simplify right side
    440,199,093.60x = 252,502,196,355,151,040
  5. Step 5: Solve for x
    x = 252,502,196,355,151,040/440,199,093.60
  6. Step 6: Final answer
    x = 573,609,078.32

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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.