Home / 28,268,975,019.60-42,403,462,529.40-23,915,410,347.60

Finding the Fourth Proportional to 28,268,975,019.60, 42,403,462,529.40 and 23,915,410,347.60

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Solution

The fourth proportional to 28,268,975,019.60, 42,403,462,529.40 and 23,915,410,347.60 is: 35,873,115,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,268,975,019.60 : 42,403,462,529.40 = 23,915,410,347.60 : x
  2. Step 2: Convert to fraction form
    28,268,975,019.60/42,403,462,529.40 = 23,915,410,347.60/x
  3. Step 3: Cross multiply
    28,268,975,019.60x = 42,403,462,529.40 × 23,915,410,347.60
  4. Step 4: Simplify right side
    28,268,975,019.60x = 1,014,096,206,549,681,569,792
  5. Step 5: Solve for x
    x = 1,014,096,206,549,681,569,792/28,268,975,019.60
  6. Step 6: Final answer
    x = 35,873,115,521.40

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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.