Home / 1,201,069,359.70-1,801,604,039.55-383,264,329.30

Finding the Fourth Proportional to 1,201,069,359.70, 1,801,604,039.55 and 383,264,329.30

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Solution

The fourth proportional to 1,201,069,359.70, 1,801,604,039.55 and 383,264,329.30 is: 574,896,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,069,359.70 : 1,801,604,039.55 = 383,264,329.30 : x
  2. Step 2: Convert to fraction form
    1,201,069,359.70/1,801,604,039.55 = 383,264,329.30/x
  3. Step 3: Cross multiply
    1,201,069,359.70x = 1,801,604,039.55 × 383,264,329.30
  4. Step 4: Simplify right side
    1,201,069,359.70x = 690,490,563,882,301,440
  5. Step 5: Solve for x
    x = 690,490,563,882,301,440/1,201,069,359.70
  6. Step 6: Final answer
    x = 574,896,493.95

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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.