Home / 492,073,807.30-738,119,458.95-147,031,692.10

Finding the Fourth Proportional to 492,073,807.30, 738,119,458.95 and 147,031,692.10

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Solution

The fourth proportional to 492,073,807.30, 738,119,458.95 and 147,031,692.10 is: 220,550,152.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,073,807.30 : 738,119,458.95 = 147,031,692.10 : x
  2. Step 2: Convert to fraction form
    492,073,807.30/738,119,458.95 = 147,031,692.10/x
  3. Step 3: Cross multiply
    492,073,807.30x = 738,119,458.95 × 147,031,692.10
  4. Step 4: Simplify right side
    492,073,807.30x = 108,526,953,021,354,992
  5. Step 5: Solve for x
    x = 108,526,953,021,354,992/492,073,807.30
  6. Step 6: Final answer
    x = 220,550,152.05

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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.