Home / 1,201,069,356.20-1,801,604,034.30-383,264,325.80

Finding the Fourth Proportional to 1,201,069,356.20, 1,801,604,034.30 and 383,264,325.80

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Solution

The fourth proportional to 1,201,069,356.20, 1,801,604,034.30 and 383,264,325.80 is: 574,896,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,069,356.20 : 1,801,604,034.30 = 383,264,325.80 : x
  2. Step 2: Convert to fraction form
    1,201,069,356.20/1,801,604,034.30 = 383,264,325.80/x
  3. Step 3: Cross multiply
    1,201,069,356.20x = 1,801,604,034.30 × 383,264,325.80
  4. Step 4: Simplify right side
    1,201,069,356.20x = 690,490,555,564,549,632
  5. Step 5: Solve for x
    x = 690,490,555,564,549,632/1,201,069,356.20
  6. Step 6: Final answer
    x = 574,896,488.70

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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.