Home / 314,184,572.76-470,953,494.62-139,389,925

Finding the Fourth Proportional to 314,184,572.76, 470,953,494.62 and 139,389,925

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Solution

The fourth proportional to 314,184,572.76, 470,953,494.62 and 139,389,925 is: 208,941,424.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,184,572.76 : 470,953,494.62 = 139,389,925 : x
  2. Step 2: Convert to fraction form
    314,184,572.76/470,953,494.62 = 139,389,925/x
  3. Step 3: Cross multiply
    314,184,572.76x = 470,953,494.62 × 139,389,925
  4. Step 4: Simplify right side
    314,184,572.76x = 65,646,172,293,569,704
  5. Step 5: Solve for x
    x = 65,646,172,293,569,704/314,184,572.76
  6. Step 6: Final answer
    x = 208,941,424.83

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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.