Home / 6,657,977,384.08-9,973,068,557.72-3,993,583,652.21

Finding the Fourth Proportional to 6,657,977,384.08, 9,973,068,557.72 and 3,993,583,652.21

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Solution

The fourth proportional to 6,657,977,384.08, 9,973,068,557.72 and 3,993,583,652.21 is: 5,982,039,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657,977,384.08 : 9,973,068,557.72 = 3,993,583,652.21 : x
  2. Step 2: Convert to fraction form
    6,657,977,384.08/9,973,068,557.72 = 3,993,583,652.21/x
  3. Step 3: Cross multiply
    6,657,977,384.08x = 9,973,068,557.72 × 3,993,583,652.21
  4. Step 4: Simplify right side
    6,657,977,384.08x = 39,828,283,554,465,202,176
  5. Step 5: Solve for x
    x = 39,828,283,554,465,202,176/6,657,977,384.08
  6. Step 6: Final answer
    x = 5,982,039,477.89

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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.