Home / 497,742,661.60-746,613,992.40-407,043,397.60

Finding the Fourth Proportional to 497,742,661.60, 746,613,992.40 and 407,043,397.60

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Solution

The fourth proportional to 497,742,661.60, 746,613,992.40 and 407,043,397.60 is: 610,565,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,742,661.60 : 746,613,992.40 = 407,043,397.60 : x
  2. Step 2: Convert to fraction form
    497,742,661.60/746,613,992.40 = 407,043,397.60/x
  3. Step 3: Cross multiply
    497,742,661.60x = 746,613,992.40 × 407,043,397.60
  4. Step 4: Simplify right side
    497,742,661.60x = 303,904,296,162,196,608
  5. Step 5: Solve for x
    x = 303,904,296,162,196,608/497,742,661.60
  6. Step 6: Final answer
    x = 610,565,096.40

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Similar ratio
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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.