Home / 145,951,430.20-218,927,145.30-48,874,874.20

Finding the Fourth Proportional to 145,951,430.20, 218,927,145.30 and 48,874,874.20

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Solution

The fourth proportional to 145,951,430.20, 218,927,145.30 and 48,874,874.20 is: 73,312,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,951,430.20 : 218,927,145.30 = 48,874,874.20 : x
  2. Step 2: Convert to fraction form
    145,951,430.20/218,927,145.30 = 48,874,874.20/x
  3. Step 3: Cross multiply
    145,951,430.20x = 218,927,145.30 × 48,874,874.20
  4. Step 4: Simplify right side
    145,951,430.20x = 10,700,036,685,502,622
  5. Step 5: Solve for x
    x = 10,700,036,685,502,622/145,951,430.20
  6. Step 6: Final answer
    x = 73,312,311.30

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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.