Home / 40,290,190,260.60-60,435,285,390.90-31,873,298,561.40

Finding the Fourth Proportional to 40,290,190,260.60, 60,435,285,390.90 and 31,873,298,561.40

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Solution

The fourth proportional to 40,290,190,260.60, 60,435,285,390.90 and 31,873,298,561.40 is: 47,809,947,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,290,190,260.60 : 60,435,285,390.90 = 31,873,298,561.40 : x
  2. Step 2: Convert to fraction form
    40,290,190,260.60/60,435,285,390.90 = 31,873,298,561.40/x
  3. Step 3: Cross multiply
    40,290,190,260.60x = 60,435,285,390.90 × 31,873,298,561.40
  4. Step 4: Simplify right side
    40,290,190,260.60x = 1,926,271,894,907,571,666,944
  5. Step 5: Solve for x
    x = 1,926,271,894,907,571,666,944/40,290,190,260.60
  6. Step 6: Final answer
    x = 47,809,947,842.10

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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.