Home / 1,616,436,013.60-2,424,654,020.40-698,105,965.60

Finding the Fourth Proportional to 1,616,436,013.60, 2,424,654,020.40 and 698,105,965.60

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Solution

The fourth proportional to 1,616,436,013.60, 2,424,654,020.40 and 698,105,965.60 is: 1,047,158,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,436,013.60 : 2,424,654,020.40 = 698,105,965.60 : x
  2. Step 2: Convert to fraction form
    1,616,436,013.60/2,424,654,020.40 = 698,105,965.60/x
  3. Step 3: Cross multiply
    1,616,436,013.60x = 2,424,654,020.40 × 698,105,965.60
  4. Step 4: Simplify right side
    1,616,436,013.60x = 1,692,665,436,157,264,128
  5. Step 5: Solve for x
    x = 1,692,665,436,157,264,128/1,616,436,013.60
  6. Step 6: Final answer
    x = 1,047,158,948.40

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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.