Home / 719,095,909.08-992,069,990.16-417,629,900.16

Finding the Fourth Proportional to 719,095,909.08, 992,069,990.16 and 417,629,900.16

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Solution

The fourth proportional to 719,095,909.08, 992,069,990.16 and 417,629,900.16 is: 576,165,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,095,909.08 : 992,069,990.16 = 417,629,900.16 : x
  2. Step 2: Convert to fraction form
    719,095,909.08/992,069,990.16 = 417,629,900.16/x
  3. Step 3: Cross multiply
    719,095,909.08x = 992,069,990.16 × 417,629,900.16
  4. Step 4: Simplify right side
    719,095,909.08x = 414,318,090,942,252,992
  5. Step 5: Solve for x
    x = 414,318,090,942,252,992/719,095,909.08
  6. Step 6: Final answer
    x = 576,165,273.24

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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.