Home / 12,754,611,147.60-19,131,916,721.40-8,828,750,192.40

Finding the Fourth Proportional to 12,754,611,147.60, 19,131,916,721.40 and 8,828,750,192.40

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Solution

The fourth proportional to 12,754,611,147.60, 19,131,916,721.40 and 8,828,750,192.40 is: 13,243,125,288.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,611,147.60 : 19,131,916,721.40 = 8,828,750,192.40 : x
  2. Step 2: Convert to fraction form
    12,754,611,147.60/19,131,916,721.40 = 8,828,750,192.40/x
  3. Step 3: Cross multiply
    12,754,611,147.60x = 19,131,916,721.40 × 8,828,750,192.40
  4. Step 4: Simplify right side
    12,754,611,147.60x = 168,910,913,435,041,038,336
  5. Step 5: Solve for x
    x = 168,910,913,435,041,038,336/12,754,611,147.60
  6. Step 6: Final answer
    x = 13,243,125,288.60

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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.