Home / 1,489,434,998,905.90-2,234,152,527,883.40-357,510,372,148.25

Finding the Fourth Proportional to 1,489,434,998,905.90, 2,234,152,527,883.40 and 357,510,372,148.25

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Solution

The fourth proportional to 1,489,434,998,905.90, 2,234,152,527,883.40 and 357,510,372,148.25 is: 536,265,565,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,434,998,905.90 : 2,234,152,527,883.40 = 357,510,372,148.25 : x
  2. Step 2: Convert to fraction form
    1,489,434,998,905.90/2,234,152,527,883.40 = 357,510,372,148.25/x
  3. Step 3: Cross multiply
    1,489,434,998,905.90x = 2,234,152,527,883.40 × 357,510,372,148.25
  4. Step 4: Simplify right side
    1,489,434,998,905.90x = 798,732,701,679,547,775,451,136
  5. Step 5: Solve for x
    x = 798,732,701,679,547,775,451,136/1,489,434,998,905.90
  6. Step 6: Final answer
    x = 536,265,565,309.18

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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.