Home / 145,207,408.90-217,849,604.55-63,291,136.90

Finding the Fourth Proportional to 145,207,408.90, 217,849,604.55 and 63,291,136.90

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Solution

The fourth proportional to 145,207,408.90, 217,849,604.55 and 63,291,136.90 is: 94,953,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,207,408.90 : 217,849,604.55 = 63,291,136.90 : x
  2. Step 2: Convert to fraction form
    145,207,408.90/217,849,604.55 = 63,291,136.90/x
  3. Step 3: Cross multiply
    145,207,408.90x = 217,849,604.55 × 63,291,136.90
  4. Step 4: Simplify right side
    145,207,408.90x = 13,787,949,145,184,914
  5. Step 5: Solve for x
    x = 13,787,949,145,184,914/145,207,408.90
  6. Step 6: Final answer
    x = 94,953,482.40

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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.