Home / 415,983,621.40-623,975,432.10-295,051,269.40

Finding the Fourth Proportional to 415,983,621.40, 623,975,432.10 and 295,051,269.40

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Solution

The fourth proportional to 415,983,621.40, 623,975,432.10 and 295,051,269.40 is: 442,576,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,983,621.40 : 623,975,432.10 = 295,051,269.40 : x
  2. Step 2: Convert to fraction form
    415,983,621.40/623,975,432.10 = 295,051,269.40/x
  3. Step 3: Cross multiply
    415,983,621.40x = 623,975,432.10 × 295,051,269.40
  4. Step 4: Simplify right side
    415,983,621.40x = 184,104,743,315,518,496
  5. Step 5: Solve for x
    x = 184,104,743,315,518,496/415,983,621.40
  6. Step 6: Final answer
    x = 442,576,904.10

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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.