Home / 383,476,926.65-575,131,895.47-103,351,303.16

Finding the Fourth Proportional to 383,476,926.65, 575,131,895.47 and 103,351,303.16

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Solution

The fourth proportional to 383,476,926.65, 575,131,895.47 and 103,351,303.16 is: 155,004,452.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,476,926.65 : 575,131,895.47 = 103,351,303.16 : x
  2. Step 2: Convert to fraction form
    383,476,926.65/575,131,895.47 = 103,351,303.16/x
  3. Step 3: Cross multiply
    383,476,926.65x = 575,131,895.47 × 103,351,303.16
  4. Step 4: Simplify right side
    383,476,926.65x = 59,440,630,888,353,672
  5. Step 5: Solve for x
    x = 59,440,630,888,353,672/383,476,926.65
  6. Step 6: Final answer
    x = 155,004,452.05

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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.