Home / 920,854,803.60-1,378,807,020.60-701,460,015.60

Finding the Fourth Proportional to 920,854,803.60, 1,378,807,020.60 and 701,460,015.60

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Solution

The fourth proportional to 920,854,803.60, 1,378,807,020.60 and 701,460,015.60 is: 1,050,304,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,854,803.60 : 1,378,807,020.60 = 701,460,015.60 : x
  2. Step 2: Convert to fraction form
    920,854,803.60/1,378,807,020.60 = 701,460,015.60/x
  3. Step 3: Cross multiply
    920,854,803.60x = 1,378,807,020.60 × 701,460,015.60
  4. Step 4: Simplify right side
    920,854,803.60x = 967,177,994,179,465,472
  5. Step 5: Solve for x
    x = 967,177,994,179,465,472/920,854,803.60
  6. Step 6: Final answer
    x = 1,050,304,554.42

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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.