Home / 968,936,006.40-1,453,404,009.60-708,742,492.80

Finding the Fourth Proportional to 968,936,006.40, 1,453,404,009.60 and 708,742,492.80

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Solution

The fourth proportional to 968,936,006.40, 1,453,404,009.60 and 708,742,492.80 is: 1,063,113,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,936,006.40 : 1,453,404,009.60 = 708,742,492.80 : x
  2. Step 2: Convert to fraction form
    968,936,006.40/1,453,404,009.60 = 708,742,492.80/x
  3. Step 3: Cross multiply
    968,936,006.40x = 1,453,404,009.60 × 708,742,492.80
  4. Step 4: Simplify right side
    968,936,006.40x = 1,030,089,180,809,419,008
  5. Step 5: Solve for x
    x = 1,030,089,180,809,419,008/968,936,006.40
  6. Step 6: Final answer
    x = 1,063,113,739.20

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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.