Home / 1,273,007,009,251.50-1,756,756,808,249.30-724,298,300,890.48

Finding the Fourth Proportional to 1,273,007,009,251.50, 1,756,756,808,249.30 and 724,298,300,890.48

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Solution

The fourth proportional to 1,273,007,009,251.50, 1,756,756,808,249.30 and 724,298,300,890.48 is: 999,535,715,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,007,009,251.50 : 1,756,756,808,249.30 = 724,298,300,890.48 : x
  2. Step 2: Convert to fraction form
    1,273,007,009,251.50/1,756,756,808,249.30 = 724,298,300,890.48/x
  3. Step 3: Cross multiply
    1,273,007,009,251.50x = 1,756,756,808,249.30 × 724,298,300,890.48
  4. Step 4: Simplify right side
    1,273,007,009,251.50x = 1,272,415,971,292,750,825,914,368
  5. Step 5: Solve for x
    x = 1,272,415,971,292,750,825,914,368/1,273,007,009,251.50
  6. Step 6: Final answer
    x = 999,535,715,078.98

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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.