Home / 420,058,000.60-630,087,000.90-363,434,896.60

Finding the Fourth Proportional to 420,058,000.60, 630,087,000.90 and 363,434,896.60

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Solution

The fourth proportional to 420,058,000.60, 630,087,000.90 and 363,434,896.60 is: 545,152,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,058,000.60 : 630,087,000.90 = 363,434,896.60 : x
  2. Step 2: Convert to fraction form
    420,058,000.60/630,087,000.90 = 363,434,896.60/x
  3. Step 3: Cross multiply
    420,058,000.60x = 630,087,000.90 × 363,434,896.60
  4. Step 4: Simplify right side
    420,058,000.60x = 228,995,604,021,095,616
  5. Step 5: Solve for x
    x = 228,995,604,021,095,616/420,058,000.60
  6. Step 6: Final answer
    x = 545,152,344.90

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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.