Home / 828,886,499.36-1,143,857,446.80-452,543,075.36

Finding the Fourth Proportional to 828,886,499.36, 1,143,857,446.80 and 452,543,075.36

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Solution

The fourth proportional to 828,886,499.36, 1,143,857,446.80 and 452,543,075.36 is: 624,506,210.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,886,499.36 : 1,143,857,446.80 = 452,543,075.36 : x
  2. Step 2: Convert to fraction form
    828,886,499.36/1,143,857,446.80 = 452,543,075.36/x
  3. Step 3: Cross multiply
    828,886,499.36x = 1,143,857,446.80 × 452,543,075.36
  4. Step 4: Simplify right side
    828,886,499.36x = 517,644,766,748,309,568
  5. Step 5: Solve for x
    x = 517,644,766,748,309,568/828,886,499.36
  6. Step 6: Final answer
    x = 624,506,210.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.