Home / 6,657,977,586.69-9,973,068,859.71-3,993,583,854.51

Finding the Fourth Proportional to 6,657,977,586.69, 9,973,068,859.71 and 3,993,583,854.51

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Solution

The fourth proportional to 6,657,977,586.69, 9,973,068,859.71 and 3,993,583,854.51 is: 5,982,039,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657,977,586.69 : 9,973,068,859.71 = 3,993,583,854.51 : x
  2. Step 2: Convert to fraction form
    6,657,977,586.69/9,973,068,859.71 = 3,993,583,854.51/x
  3. Step 3: Cross multiply
    6,657,977,586.69x = 9,973,068,859.71 × 3,993,583,854.51
  4. Step 4: Simplify right side
    6,657,977,586.69x = 39,828,286,778,054,311,936
  5. Step 5: Solve for x
    x = 39,828,286,778,054,311,936/6,657,977,586.69
  6. Step 6: Final answer
    x = 5,982,039,780.02

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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.