Home / 1,214,539,027.40-1,821,808,541.10-755,374,003.40

Finding the Fourth Proportional to 1,214,539,027.40, 1,821,808,541.10 and 755,374,003.40

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Solution

The fourth proportional to 1,214,539,027.40, 1,821,808,541.10 and 755,374,003.40 is: 1,133,061,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,539,027.40 : 1,821,808,541.10 = 755,374,003.40 : x
  2. Step 2: Convert to fraction form
    1,214,539,027.40/1,821,808,541.10 = 755,374,003.40/x
  3. Step 3: Cross multiply
    1,214,539,027.40x = 1,821,808,541.10 × 755,374,003.40
  4. Step 4: Simplify right side
    1,214,539,027.40x = 1,376,146,811,119,020,288
  5. Step 5: Solve for x
    x = 1,376,146,811,119,020,288/1,214,539,027.40
  6. Step 6: Final answer
    x = 1,133,061,005.10

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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.