Home / 1,065,155,688.60-1,596,725,763.30-628,791,451.80

Finding the Fourth Proportional to 1,065,155,688.60, 1,596,725,763.30 and 628,791,451.80

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Solution

The fourth proportional to 1,065,155,688.60, 1,596,725,763.30 and 628,791,451.80 is: 942,592,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,155,688.60 : 1,596,725,763.30 = 628,791,451.80 : x
  2. Step 2: Convert to fraction form
    1,065,155,688.60/1,596,725,763.30 = 628,791,451.80/x
  3. Step 3: Cross multiply
    1,065,155,688.60x = 1,596,725,763.30 × 628,791,451.80
  4. Step 4: Simplify right side
    1,065,155,688.60x = 1,004,007,510,831,870,080
  5. Step 5: Solve for x
    x = 1,004,007,510,831,870,080/1,065,155,688.60
  6. Step 6: Final answer
    x = 942,592,262.88

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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.