Home / 12,317,186,661.60-18,475,779,992.40-12,072,298,648.80

Finding the Fourth Proportional to 12,317,186,661.60, 18,475,779,992.40 and 12,072,298,648.80

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Solution

The fourth proportional to 12,317,186,661.60, 18,475,779,992.40 and 12,072,298,648.80 is: 18,108,447,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317,186,661.60 : 18,475,779,992.40 = 12,072,298,648.80 : x
  2. Step 2: Convert to fraction form
    12,317,186,661.60/18,475,779,992.40 = 12,072,298,648.80/x
  3. Step 3: Cross multiply
    12,317,186,661.60x = 18,475,779,992.40 × 12,072,298,648.80
  4. Step 4: Simplify right side
    12,317,186,661.60x = 223,045,133,837,776,584,704
  5. Step 5: Solve for x
    x = 223,045,133,837,776,584,704/12,317,186,661.60
  6. Step 6: Final answer
    x = 18,108,447,973.20

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Double scale
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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.