Home / 1,273,007,009,249.40-1,756,756,808,246.20-724,298,300,888.20

Finding the Fourth Proportional to 1,273,007,009,249.40, 1,756,756,808,246.20 and 724,298,300,888.20

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Solution

The fourth proportional to 1,273,007,009,249.40, 1,756,756,808,246.20 and 724,298,300,888.20 is: 999,535,715,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,007,009,249.40 : 1,756,756,808,246.20 = 724,298,300,888.20 : x
  2. Step 2: Convert to fraction form
    1,273,007,009,249.40/1,756,756,808,246.20 = 724,298,300,888.20/x
  3. Step 3: Cross multiply
    1,273,007,009,249.40x = 1,756,756,808,246.20 × 724,298,300,888.20
  4. Step 4: Simplify right side
    1,273,007,009,249.40x = 1,272,415,971,286,500,037,885,952
  5. Step 5: Solve for x
    x = 1,272,415,971,286,500,037,885,952/1,273,007,009,249.40
  6. Step 6: Final answer
    x = 999,535,715,075.72

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Double scale
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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.