Home / 1,383,521,603.60-2,075,282,405.40-1,323,811,254.80

Finding the Fourth Proportional to 1,383,521,603.60, 2,075,282,405.40 and 1,323,811,254.80

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Solution

The fourth proportional to 1,383,521,603.60, 2,075,282,405.40 and 1,323,811,254.80 is: 1,985,716,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,521,603.60 : 2,075,282,405.40 = 1,323,811,254.80 : x
  2. Step 2: Convert to fraction form
    1,383,521,603.60/2,075,282,405.40 = 1,323,811,254.80/x
  3. Step 3: Cross multiply
    1,383,521,603.60x = 2,075,282,405.40 × 1,323,811,254.80
  4. Step 4: Simplify right side
    1,383,521,603.60x = 2,747,282,205,156,936,192
  5. Step 5: Solve for x
    x = 2,747,282,205,156,936,192/1,383,521,603.60
  6. Step 6: Final answer
    x = 1,985,716,882.20

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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.