Home / 1,201,004,065.40-1,801,506,098.10-736,099,478.60

Finding the Fourth Proportional to 1,201,004,065.40, 1,801,506,098.10 and 736,099,478.60

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Solution

The fourth proportional to 1,201,004,065.40, 1,801,506,098.10 and 736,099,478.60 is: 1,104,149,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,004,065.40 : 1,801,506,098.10 = 736,099,478.60 : x
  2. Step 2: Convert to fraction form
    1,201,004,065.40/1,801,506,098.10 = 736,099,478.60/x
  3. Step 3: Cross multiply
    1,201,004,065.40x = 1,801,506,098.10 × 736,099,478.60
  4. Step 4: Simplify right side
    1,201,004,065.40x = 1,326,087,699,506,130,432
  5. Step 5: Solve for x
    x = 1,326,087,699,506,130,432/1,201,004,065.40
  6. Step 6: Final answer
    x = 1,104,149,217.90

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1.5x scale

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.