Home / 1,444,615,657.20-2,166,923,485.80-1,076,742,428.40

Finding the Fourth Proportional to 1,444,615,657.20, 2,166,923,485.80 and 1,076,742,428.40

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Solution

The fourth proportional to 1,444,615,657.20, 2,166,923,485.80 and 1,076,742,428.40 is: 1,615,113,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,615,657.20 : 2,166,923,485.80 = 1,076,742,428.40 : x
  2. Step 2: Convert to fraction form
    1,444,615,657.20/2,166,923,485.80 = 1,076,742,428.40/x
  3. Step 3: Cross multiply
    1,444,615,657.20x = 2,166,923,485.80 × 1,076,742,428.40
  4. Step 4: Simplify right side
    1,444,615,657.20x = 2,333,218,456,257,285,120
  5. Step 5: Solve for x
    x = 2,333,218,456,257,285,120/1,444,615,657.20
  6. Step 6: Final answer
    x = 1,615,113,642.60

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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.