Home / 1,027,938,786.32-1,541,908,140.60-300,927,498.32

Finding the Fourth Proportional to 1,027,938,786.32, 1,541,908,140.60 and 300,927,498.32

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Solution

The fourth proportional to 1,027,938,786.32, 1,541,908,140.60 and 300,927,498.32 is: 451,391,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,938,786.32 : 1,541,908,140.60 = 300,927,498.32 : x
  2. Step 2: Convert to fraction form
    1,027,938,786.32/1,541,908,140.60 = 300,927,498.32/x
  3. Step 3: Cross multiply
    1,027,938,786.32x = 1,541,908,140.60 × 300,927,498.32
  4. Step 4: Simplify right side
    1,027,938,786.32x = 464,002,559,390,000,768
  5. Step 5: Solve for x
    x = 464,002,559,390,000,768/1,027,938,786.32
  6. Step 6: Final answer
    x = 451,391,236.10

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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.