Home / 898,857,145.80-1,348,285,718.70-252,624,889.80

Finding the Fourth Proportional to 898,857,145.80, 1,348,285,718.70 and 252,624,889.80

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Solution

The fourth proportional to 898,857,145.80, 1,348,285,718.70 and 252,624,889.80 is: 378,937,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,857,145.80 : 1,348,285,718.70 = 252,624,889.80 : x
  2. Step 2: Convert to fraction form
    898,857,145.80/1,348,285,718.70 = 252,624,889.80/x
  3. Step 3: Cross multiply
    898,857,145.80x = 1,348,285,718.70 × 252,624,889.80
  4. Step 4: Simplify right side
    898,857,145.80x = 340,610,531,105,501,312
  5. Step 5: Solve for x
    x = 340,610,531,105,501,312/898,857,145.80
  6. Step 6: Final answer
    x = 378,937,334.70

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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.