Home / 39,142,775,430.47-58,682,478,473.73-12,237,494,006.22

Finding the Fourth Proportional to 39,142,775,430.47, 58,682,478,473.73 and 12,237,494,006.22

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Solution

The fourth proportional to 39,142,775,430.47, 58,682,478,473.73 and 12,237,494,006.22 is: 18,346,335,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,142,775,430.47 : 58,682,478,473.73 = 12,237,494,006.22 : x
  2. Step 2: Convert to fraction form
    39,142,775,430.47/58,682,478,473.73 = 12,237,494,006.22/x
  3. Step 3: Cross multiply
    39,142,775,430.47x = 58,682,478,473.73 × 12,237,494,006.22
  4. Step 4: Simplify right side
    39,142,775,430.47x = 718,126,478,592,405,012,480
  5. Step 5: Solve for x
    x = 718,126,478,592,405,012,480/39,142,775,430.47
  6. Step 6: Final answer
    x = 18,346,335,197.11

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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.