Home / 898,969,622.40-1,348,544,246.40-243,931,046.40

Finding the Fourth Proportional to 898,969,622.40, 1,348,544,246.40 and 243,931,046.40

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Solution

The fourth proportional to 898,969,622.40, 1,348,544,246.40 and 243,931,046.40 is: 365,920,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,969,622.40 : 1,348,544,246.40 = 243,931,046.40 : x
  2. Step 2: Convert to fraction form
    898,969,622.40/1,348,544,246.40 = 243,931,046.40/x
  3. Step 3: Cross multiply
    898,969,622.40x = 1,348,544,246.40 × 243,931,046.40
  4. Step 4: Simplify right side
    898,969,622.40x = 328,951,809,141,051,456
  5. Step 5: Solve for x
    x = 328,951,809,141,051,456/898,969,622.40
  6. Step 6: Final answer
    x = 365,920,939.87

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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.