Home / 314,169,810.24-471,035,752.32-139,197,737.92

Finding the Fourth Proportional to 314,169,810.24, 471,035,752.32 and 139,197,737.92

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Solution

The fourth proportional to 314,169,810.24, 471,035,752.32 and 139,197,737.92 is: 208,699,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,169,810.24 : 471,035,752.32 = 139,197,737.92 : x
  2. Step 2: Convert to fraction form
    314,169,810.24/471,035,752.32 = 139,197,737.92/x
  3. Step 3: Cross multiply
    314,169,810.24x = 471,035,752.32 × 139,197,737.92
  4. Step 4: Simplify right side
    314,169,810.24x = 65,567,111,202,389,384
  5. Step 5: Solve for x
    x = 65,567,111,202,389,384/314,169,810.24
  6. Step 6: Final answer
    x = 208,699,591.96

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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.