Home / 19,136,679,944.40-28,705,019,916.60-17,973,461,883.60

Finding the Fourth Proportional to 19,136,679,944.40, 28,705,019,916.60 and 17,973,461,883.60

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Solution

The fourth proportional to 19,136,679,944.40, 28,705,019,916.60 and 17,973,461,883.60 is: 26,960,192,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136,679,944.40 : 28,705,019,916.60 = 17,973,461,883.60 : x
  2. Step 2: Convert to fraction form
    19,136,679,944.40/28,705,019,916.60 = 17,973,461,883.60/x
  3. Step 3: Cross multiply
    19,136,679,944.40x = 28,705,019,916.60 × 17,973,461,883.60
  4. Step 4: Simplify right side
    19,136,679,944.40x = 515,928,581,338,988,871,680
  5. Step 5: Solve for x
    x = 515,928,581,338,988,871,680/19,136,679,944.40
  6. Step 6: Final answer
    x = 26,960,192,825.40

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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.