Home / 12,265,359,767.60-18,398,039,651.40-6,742,483,761.20

Finding the Fourth Proportional to 12,265,359,767.60, 18,398,039,651.40 and 6,742,483,761.20

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Solution

The fourth proportional to 12,265,359,767.60, 18,398,039,651.40 and 6,742,483,761.20 is: 10,113,725,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265,359,767.60 : 18,398,039,651.40 = 6,742,483,761.20 : x
  2. Step 2: Convert to fraction form
    12,265,359,767.60/18,398,039,651.40 = 6,742,483,761.20/x
  3. Step 3: Cross multiply
    12,265,359,767.60x = 18,398,039,651.40 × 6,742,483,761.20
  4. Step 4: Simplify right side
    12,265,359,767.60x = 124,048,483,587,478,208,512
  5. Step 5: Solve for x
    x = 124,048,483,587,478,208,512/12,265,359,767.60
  6. Step 6: Final answer
    x = 10,113,725,641.80

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Double scale
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Similar ratio
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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.