Home / 455,159,167.03-628,117,341.23-246,315,309.67

Finding the Fourth Proportional to 455,159,167.03, 628,117,341.23 and 246,315,309.67

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Solution

The fourth proportional to 455,159,167.03, 628,117,341.23 and 246,315,309.67 is: 339,913,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,159,167.03 : 628,117,341.23 = 246,315,309.67 : x
  2. Step 2: Convert to fraction form
    455,159,167.03/628,117,341.23 = 246,315,309.67/x
  3. Step 3: Cross multiply
    455,159,167.03x = 628,117,341.23 × 246,315,309.67
  4. Step 4: Simplify right side
    455,159,167.03x = 154,714,917,415,963,648
  5. Step 5: Solve for x
    x = 154,714,917,415,963,648/455,159,167.03
  6. Step 6: Final answer
    x = 339,913,877.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.