Home / 28,562,359,624.40-42,843,539,436.60-25,460,444,795.60

Finding the Fourth Proportional to 28,562,359,624.40, 42,843,539,436.60 and 25,460,444,795.60

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Solution

The fourth proportional to 28,562,359,624.40, 42,843,539,436.60 and 25,460,444,795.60 is: 38,190,667,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562,359,624.40 : 42,843,539,436.60 = 25,460,444,795.60 : x
  2. Step 2: Convert to fraction form
    28,562,359,624.40/42,843,539,436.60 = 25,460,444,795.60/x
  3. Step 3: Cross multiply
    28,562,359,624.40x = 42,843,539,436.60 × 25,460,444,795.60
  4. Step 4: Simplify right side
    28,562,359,624.40x = 1,090,815,570,673,665,703,936
  5. Step 5: Solve for x
    x = 1,090,815,570,673,665,703,936/28,562,359,624.40
  6. Step 6: Final answer
    x = 38,190,667,193.40

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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.