Home / 12,265,358,467.60-18,398,037,701.40-6,742,482,461.20

Finding the Fourth Proportional to 12,265,358,467.60, 18,398,037,701.40 and 6,742,482,461.20

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Solution

The fourth proportional to 12,265,358,467.60, 18,398,037,701.40 and 6,742,482,461.20 is: 10,113,723,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265,358,467.60 : 18,398,037,701.40 = 6,742,482,461.20 : x
  2. Step 2: Convert to fraction form
    12,265,358,467.60/18,398,037,701.40 = 6,742,482,461.20/x
  3. Step 3: Cross multiply
    12,265,358,467.60x = 18,398,037,701.40 × 6,742,482,461.20
  4. Step 4: Simplify right side
    12,265,358,467.60x = 124,048,446,522,185,875,456
  5. Step 5: Solve for x
    x = 124,048,446,522,185,875,456/12,265,358,467.60
  6. Step 6: Final answer
    x = 10,113,723,691.80

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Double scale
Find fourth proportional to 12,265,358,468.60, 18,398,037,702.90 and 6,742,482,462.20
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.