Home / 253,456,002.90-380,184,004.35-202,437,666.90

Finding the Fourth Proportional to 253,456,002.90, 380,184,004.35 and 202,437,666.90

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Solution

The fourth proportional to 253,456,002.90, 380,184,004.35 and 202,437,666.90 is: 303,656,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,456,002.90 : 380,184,004.35 = 202,437,666.90 : x
  2. Step 2: Convert to fraction form
    253,456,002.90/380,184,004.35 = 202,437,666.90/x
  3. Step 3: Cross multiply
    253,456,002.90x = 380,184,004.35 × 202,437,666.90
  4. Step 4: Simplify right side
    253,456,002.90x = 76,963,562,833,313,456
  5. Step 5: Solve for x
    x = 76,963,562,833,313,456/253,456,002.90
  6. Step 6: Final answer
    x = 303,656,500.35

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1.5x scale

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.