Home / 1,386,436,851,937.10-1,913,285,106,469.40-769,139,585,952

Finding the Fourth Proportional to 1,386,436,851,937.10, 1,913,285,106,469.40 and 769,139,585,952

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Solution

The fourth proportional to 1,386,436,851,937.10, 1,913,285,106,469.40 and 769,139,585,952 is: 1,061,413,877,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,436,851,937.10 : 1,913,285,106,469.40 = 769,139,585,952 : x
  2. Step 2: Convert to fraction form
    1,386,436,851,937.10/1,913,285,106,469.40 = 769,139,585,952/x
  3. Step 3: Cross multiply
    1,386,436,851,937.10x = 1,913,285,106,469.40 × 769,139,585,952
  4. Step 4: Simplify right side
    1,386,436,851,937.10x = 1,471,583,314,598,002,362,941,440
  5. Step 5: Solve for x
    x = 1,471,583,314,598,002,362,941,440/1,386,436,851,937.10
  6. Step 6: Final answer
    x = 1,061,413,877,265.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.