Home / 734,760,070.40-1,100,628,451.20-371,459,129.60

Finding the Fourth Proportional to 734,760,070.40, 1,100,628,451.20 and 371,459,129.60

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Solution

The fourth proportional to 734,760,070.40, 1,100,628,451.20 and 371,459,129.60 is: 556,424,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,760,070.40 : 1,100,628,451.20 = 371,459,129.60 : x
  2. Step 2: Convert to fraction form
    734,760,070.40/1,100,628,451.20 = 371,459,129.60/x
  3. Step 3: Cross multiply
    734,760,070.40x = 1,100,628,451.20 × 371,459,129.60
  4. Step 4: Simplify right side
    734,760,070.40x = 408,838,486,495,748,096
  5. Step 5: Solve for x
    x = 408,838,486,495,748,096/734,760,070.40
  6. Step 6: Final answer
    x = 556,424,475.10

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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.