Home / 1,273,007,009,250.40-1,756,756,808,247.60-724,298,300,889.20

Finding the Fourth Proportional to 1,273,007,009,250.40, 1,756,756,808,247.60 and 724,298,300,889.20

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Solution

The fourth proportional to 1,273,007,009,250.40, 1,756,756,808,247.60 and 724,298,300,889.20 is: 999,535,715,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,007,009,250.40 : 1,756,756,808,247.60 = 724,298,300,889.20 : x
  2. Step 2: Convert to fraction form
    1,273,007,009,250.40/1,756,756,808,247.60 = 724,298,300,889.20/x
  3. Step 3: Cross multiply
    1,273,007,009,250.40x = 1,756,756,808,247.60 × 724,298,300,889.20
  4. Step 4: Simplify right side
    1,273,007,009,250.40x = 1,272,415,971,289,270,828,662,784
  5. Step 5: Solve for x
    x = 1,272,415,971,289,270,828,662,784/1,273,007,009,250.40
  6. Step 6: Final answer
    x = 999,535,715,077.11

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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.