Home / 56,090,520,315.84-84,140,952,678.81-18,317,293,624.65

Finding the Fourth Proportional to 56,090,520,315.84, 84,140,952,678.81 and 18,317,293,624.65

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Solution

The fourth proportional to 56,090,520,315.84, 84,140,952,678.81 and 18,317,293,624.65 is: 27,477,629,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,090,520,315.84 : 84,140,952,678.81 = 18,317,293,624.65 : x
  2. Step 2: Convert to fraction form
    56,090,520,315.84/84,140,952,678.81 = 18,317,293,624.65/x
  3. Step 3: Cross multiply
    56,090,520,315.84x = 84,140,952,678.81 × 18,317,293,624.65
  4. Step 4: Simplify right side
    56,090,520,315.84x = 1,541,234,536,075,543,707,648
  5. Step 5: Solve for x
    x = 1,541,234,536,075,543,707,648/56,090,520,315.84
  6. Step 6: Final answer
    x = 27,477,629,506.68

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1.5x scale

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.