Home / 858,551,054.40-1,184,800,435.20-467,410,478.40

Finding the Fourth Proportional to 858,551,054.40, 1,184,800,435.20 and 467,410,478.40

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Solution

The fourth proportional to 858,551,054.40, 1,184,800,435.20 and 467,410,478.40 is: 645,026,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,551,054.40 : 1,184,800,435.20 = 467,410,478.40 : x
  2. Step 2: Convert to fraction form
    858,551,054.40/1,184,800,435.20 = 467,410,478.40/x
  3. Step 3: Cross multiply
    858,551,054.40x = 1,184,800,435.20 × 467,410,478.40
  4. Step 4: Simplify right side
    858,551,054.40x = 553,788,138,225,360,192
  5. Step 5: Solve for x
    x = 553,788,138,225,360,192/858,551,054.40
  6. Step 6: Final answer
    x = 645,026,449.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.