Home / 1,183,145,416.40-1,774,718,124.60-309,745,096.40

Finding the Fourth Proportional to 1,183,145,416.40, 1,774,718,124.60 and 309,745,096.40

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Solution

The fourth proportional to 1,183,145,416.40, 1,774,718,124.60 and 309,745,096.40 is: 464,617,644.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,145,416.40 : 1,774,718,124.60 = 309,745,096.40 : x
  2. Step 2: Convert to fraction form
    1,183,145,416.40/1,774,718,124.60 = 309,745,096.40/x
  3. Step 3: Cross multiply
    1,183,145,416.40x = 1,774,718,124.60 × 309,745,096.40
  4. Step 4: Simplify right side
    1,183,145,416.40x = 549,710,236,587,054,144
  5. Step 5: Solve for x
    x = 549,710,236,587,054,144/1,183,145,416.40
  6. Step 6: Final answer
    x = 464,617,644.60

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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.