Home / 209,953,847.70-314,930,771.55-152,133,066.90

Finding the Fourth Proportional to 209,953,847.70, 314,930,771.55 and 152,133,066.90

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Solution

The fourth proportional to 209,953,847.70, 314,930,771.55 and 152,133,066.90 is: 228,199,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,847.70 : 314,930,771.55 = 152,133,066.90 : x
  2. Step 2: Convert to fraction form
    209,953,847.70/314,930,771.55 = 152,133,066.90/x
  3. Step 3: Cross multiply
    209,953,847.70x = 314,930,771.55 × 152,133,066.90
  4. Step 4: Simplify right side
    209,953,847.70x = 47,911,384,137,084,768
  5. Step 5: Solve for x
    x = 47,911,384,137,084,768/209,953,847.70
  6. Step 6: Final answer
    x = 228,199,600.35

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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.