Home / 1,663,044,075.81-2,294,843,835.65-993,855,894.21

Finding the Fourth Proportional to 1,663,044,075.81, 2,294,843,835.65 and 993,855,894.21

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Solution

The fourth proportional to 1,663,044,075.81, 2,294,843,835.65 and 993,855,894.21 is: 1,371,427,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,044,075.81 : 2,294,843,835.65 = 993,855,894.21 : x
  2. Step 2: Convert to fraction form
    1,663,044,075.81/2,294,843,835.65 = 993,855,894.21/x
  3. Step 3: Cross multiply
    1,663,044,075.81x = 2,294,843,835.65 × 993,855,894.21
  4. Step 4: Simplify right side
    1,663,044,075.81x = 2,280,744,072,347,267,840
  5. Step 5: Solve for x
    x = 2,280,744,072,347,267,840/1,663,044,075.81
  6. Step 6: Final answer
    x = 1,371,427,315.44

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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.