Home / 446,148,001.60-669,222,002.40-415,914,913.60

Finding the Fourth Proportional to 446,148,001.60, 669,222,002.40 and 415,914,913.60

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Solution

The fourth proportional to 446,148,001.60, 669,222,002.40 and 415,914,913.60 is: 623,872,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,148,001.60 : 669,222,002.40 = 415,914,913.60 : x
  2. Step 2: Convert to fraction form
    446,148,001.60/669,222,002.40 = 415,914,913.60/x
  3. Step 3: Cross multiply
    446,148,001.60x = 669,222,002.40 × 415,914,913.60
  4. Step 4: Simplify right side
    446,148,001.60x = 278,339,411,307,415,008
  5. Step 5: Solve for x
    x = 278,339,411,307,415,008/446,148,001.60
  6. Step 6: Final answer
    x = 623,872,370.40

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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.