Home / 25,152,771,808.40-37,729,157,712.60-19,348,018,912.40

Finding the Fourth Proportional to 25,152,771,808.40, 37,729,157,712.60 and 19,348,018,912.40

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Solution

The fourth proportional to 25,152,771,808.40, 37,729,157,712.60 and 19,348,018,912.40 is: 29,022,028,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152,771,808.40 : 37,729,157,712.60 = 19,348,018,912.40 : x
  2. Step 2: Convert to fraction form
    25,152,771,808.40/37,729,157,712.60 = 19,348,018,912.40/x
  3. Step 3: Cross multiply
    25,152,771,808.40x = 37,729,157,712.60 × 19,348,018,912.40
  4. Step 4: Simplify right side
    25,152,771,808.40x = 729,984,456,972,307,136,512
  5. Step 5: Solve for x
    x = 729,984,456,972,307,136,512/25,152,771,808.40
  6. Step 6: Final answer
    x = 29,022,028,368.60

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1.5x scale

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.