Home / 12,039,614,740.56-18,065,338,558.16-5,411,926,637.04

Finding the Fourth Proportional to 12,039,614,740.56, 18,065,338,558.16 and 5,411,926,637.04

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Solution

The fourth proportional to 12,039,614,740.56, 18,065,338,558.16 and 5,411,926,637.04 is: 8,120,549,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039,614,740.56 : 18,065,338,558.16 = 5,411,926,637.04 : x
  2. Step 2: Convert to fraction form
    12,039,614,740.56/18,065,338,558.16 = 5,411,926,637.04/x
  3. Step 3: Cross multiply
    12,039,614,740.56x = 18,065,338,558.16 × 5,411,926,637.04
  4. Step 4: Simplify right side
    12,039,614,740.56x = 97,768,286,950,051,889,152
  5. Step 5: Solve for x
    x = 97,768,286,950,051,889,152/12,039,614,740.56
  6. Step 6: Final answer
    x = 8,120,549,457.51

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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.