Home / 1,338,156,547,561-2,007,232,315,826.80-419,296,230,609.84

Finding the Fourth Proportional to 1,338,156,547,561, 2,007,232,315,826.80 and 419,296,230,609.84

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Solution

The fourth proportional to 1,338,156,547,561, 2,007,232,315,826.80 and 419,296,230,609.84 is: 628,943,560,840.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,156,547,561 : 2,007,232,315,826.80 = 419,296,230,609.84 : x
  2. Step 2: Convert to fraction form
    1,338,156,547,561/2,007,232,315,826.80 = 419,296,230,609.84/x
  3. Step 3: Cross multiply
    1,338,156,547,561x = 2,007,232,315,826.80 × 419,296,230,609.84
  4. Step 4: Simplify right side
    1,338,156,547,561x = 841,624,943,984,437,264,121,856
  5. Step 5: Solve for x
    x = 841,624,943,984,437,264,121,856/1,338,156,547,561
  6. Step 6: Final answer
    x = 628,943,560,840.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.