Home / 786,816,064.40-1,180,213,037.40-355,993,869.20

Finding the Fourth Proportional to 786,816,064.40, 1,180,213,037.40 and 355,993,869.20

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Solution

The fourth proportional to 786,816,064.40, 1,180,213,037.40 and 355,993,869.20 is: 533,985,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,816,064.40 : 1,180,213,037.40 = 355,993,869.20 : x
  2. Step 2: Convert to fraction form
    786,816,064.40/1,180,213,037.40 = 355,993,869.20/x
  3. Step 3: Cross multiply
    786,816,064.40x = 1,180,213,037.40 × 355,993,869.20
  4. Step 4: Simplify right side
    786,816,064.40x = 420,148,605,664,310,336
  5. Step 5: Solve for x
    x = 420,148,605,664,310,336/786,816,064.40
  6. Step 6: Final answer
    x = 533,985,800.08

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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.