Home / 5,460,242,869.16-7,540,339,242.18-5,162,772,319.64

Finding the Fourth Proportional to 5,460,242,869.16, 7,540,339,242.18 and 5,162,772,319.64

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Solution

The fourth proportional to 5,460,242,869.16, 7,540,339,242.18 and 5,162,772,319.64 is: 7,129,546,368.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460,242,869.16 : 7,540,339,242.18 = 5,162,772,319.64 : x
  2. Step 2: Convert to fraction form
    5,460,242,869.16/7,540,339,242.18 = 5,162,772,319.64/x
  3. Step 3: Cross multiply
    5,460,242,869.16x = 7,540,339,242.18 × 5,162,772,319.64
  4. Step 4: Simplify right side
    5,460,242,869.16x = 38,929,054,720,222,158,848
  5. Step 5: Solve for x
    x = 38,929,054,720,222,158,848/5,460,242,869.16
  6. Step 6: Final answer
    x = 7,129,546,368.73

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.