Home / 850,301,823.60-1,275,452,735.40-777,742,412.40

Finding the Fourth Proportional to 850,301,823.60, 1,275,452,735.40 and 777,742,412.40

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Solution

The fourth proportional to 850,301,823.60, 1,275,452,735.40 and 777,742,412.40 is: 1,166,613,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,301,823.60 : 1,275,452,735.40 = 777,742,412.40 : x
  2. Step 2: Convert to fraction form
    850,301,823.60/1,275,452,735.40 = 777,742,412.40/x
  3. Step 3: Cross multiply
    850,301,823.60x = 1,275,452,735.40 × 777,742,412.40
  4. Step 4: Simplify right side
    850,301,823.60x = 991,973,687,332,174,976
  5. Step 5: Solve for x
    x = 991,973,687,332,174,976/850,301,823.60
  6. Step 6: Final answer
    x = 1,166,613,618.60

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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.