Home / 10,780,402,425.60-16,170,603,638.40-4,975,649,529.60

Finding the Fourth Proportional to 10,780,402,425.60, 16,170,603,638.40 and 4,975,649,529.60

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Solution

The fourth proportional to 10,780,402,425.60, 16,170,603,638.40 and 4,975,649,529.60 is: 7,463,474,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,402,425.60 : 16,170,603,638.40 = 4,975,649,529.60 : x
  2. Step 2: Convert to fraction form
    10,780,402,425.60/16,170,603,638.40 = 4,975,649,529.60/x
  3. Step 3: Cross multiply
    10,780,402,425.60x = 16,170,603,638.40 × 4,975,649,529.60
  4. Step 4: Simplify right side
    10,780,402,425.60x = 80,459,256,386,753,019,904
  5. Step 5: Solve for x
    x = 80,459,256,386,753,019,904/10,780,402,425.60
  6. Step 6: Final answer
    x = 7,463,474,294.40

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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.