Home / 12,506,595,668.79-18,760,496,854.64-4,112,315,455.47

Finding the Fourth Proportional to 12,506,595,668.79, 18,760,496,854.64 and 4,112,315,455.47

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Solution

The fourth proportional to 12,506,595,668.79, 18,760,496,854.64 and 4,112,315,455.47 is: 6,168,671,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,595,668.79 : 18,760,496,854.64 = 4,112,315,455.47 : x
  2. Step 2: Convert to fraction form
    12,506,595,668.79/18,760,496,854.64 = 4,112,315,455.47/x
  3. Step 3: Cross multiply
    12,506,595,668.79x = 18,760,496,854.64 × 4,112,315,455.47
  4. Step 4: Simplify right side
    12,506,595,668.79x = 77,149,081,167,632,384,000
  5. Step 5: Solve for x
    x = 77,149,081,167,632,384,000/12,506,595,668.79
  6. Step 6: Final answer
    x = 6,168,671,572.25

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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.