Home / 314,184,571.76-470,953,493.12-139,389,924

Finding the Fourth Proportional to 314,184,571.76, 470,953,493.12 and 139,389,924

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Solution

The fourth proportional to 314,184,571.76, 470,953,493.12 and 139,389,924 is: 208,941,423.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,184,571.76 : 470,953,493.12 = 139,389,924 : x
  2. Step 2: Convert to fraction form
    314,184,571.76/470,953,493.12 = 139,389,924/x
  3. Step 3: Cross multiply
    314,184,571.76x = 470,953,493.12 × 139,389,924
  4. Step 4: Simplify right side
    314,184,571.76x = 65,646,171,613,531,320
  5. Step 5: Solve for x
    x = 65,646,171,613,531,320/314,184,571.76
  6. Step 6: Final answer
    x = 208,941,423.34

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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.