Home / 314,184,604.10-470,953,541.80-139,389,956.29

Finding the Fourth Proportional to 314,184,604.10, 470,953,541.80 and 139,389,956.29

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Solution

The fourth proportional to 314,184,604.10, 470,953,541.80 and 139,389,956.29 is: 208,941,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,184,604.10 : 470,953,541.80 = 139,389,956.29 : x
  2. Step 2: Convert to fraction form
    314,184,604.10/470,953,541.80 = 139,389,956.29/x
  3. Step 3: Cross multiply
    314,184,604.10x = 470,953,541.80 × 139,389,956.29
  4. Step 4: Simplify right side
    314,184,604.10x = 65,646,193,603,070,968
  5. Step 5: Solve for x
    x = 65,646,193,603,070,968/314,184,604.10
  6. Step 6: Final answer
    x = 208,941,471.82

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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.