Home / 719,095,913.58-992,069,996.37-417,629,904.66

Finding the Fourth Proportional to 719,095,913.58, 992,069,996.37 and 417,629,904.66

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Solution

The fourth proportional to 719,095,913.58, 992,069,996.37 and 417,629,904.66 is: 576,165,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,095,913.58 : 992,069,996.37 = 417,629,904.66 : x
  2. Step 2: Convert to fraction form
    719,095,913.58/992,069,996.37 = 417,629,904.66/x
  3. Step 3: Cross multiply
    719,095,913.58x = 992,069,996.37 × 417,629,904.66
  4. Step 4: Simplify right side
    719,095,913.58x = 414,318,098,000,049,664
  5. Step 5: Solve for x
    x = 414,318,098,000,049,664/719,095,913.58
  6. Step 6: Final answer
    x = 576,165,279.45

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1.5x scale

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.