Home / 5,038,853,811.20-7,558,280,716.80-1,358,731,174.40

Finding the Fourth Proportional to 5,038,853,811.20, 7,558,280,716.80 and 1,358,731,174.40

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Solution

The fourth proportional to 5,038,853,811.20, 7,558,280,716.80 and 1,358,731,174.40 is: 2,038,096,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038,853,811.20 : 7,558,280,716.80 = 1,358,731,174.40 : x
  2. Step 2: Convert to fraction form
    5,038,853,811.20/7,558,280,716.80 = 1,358,731,174.40/x
  3. Step 3: Cross multiply
    5,038,853,811.20x = 7,558,280,716.80 × 1,358,731,174.40
  4. Step 4: Simplify right side
    5,038,853,811.20x = 10,269,671,634,782,539,776
  5. Step 5: Solve for x
    x = 10,269,671,634,782,539,776/5,038,853,811.20
  6. Step 6: Final answer
    x = 2,038,096,761.60

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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.