Home / 18,852,312,893.03-28,281,374,993.31-6,427,737,810.80

Finding the Fourth Proportional to 18,852,312,893.03, 28,281,374,993.31 and 6,427,737,810.80

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Solution

The fourth proportional to 18,852,312,893.03, 28,281,374,993.31 and 6,427,737,810.80 is: 9,642,597,405.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852,312,893.03 : 28,281,374,993.31 = 6,427,737,810.80 : x
  2. Step 2: Convert to fraction form
    18,852,312,893.03/28,281,374,993.31 = 6,427,737,810.80/x
  3. Step 3: Cross multiply
    18,852,312,893.03x = 28,281,374,993.31 × 6,427,737,810.80
  4. Step 4: Simplify right side
    18,852,312,893.03x = 181,785,263,385,912,311,808
  5. Step 5: Solve for x
    x = 181,785,263,385,912,311,808/18,852,312,893.03
  6. Step 6: Final answer
    x = 9,642,597,405.28

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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.