Home / 156,528,991.42-233,739,409.35-127,832,052.22

Finding the Fourth Proportional to 156,528,991.42, 233,739,409.35 and 127,832,052.22

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Solution

The fourth proportional to 156,528,991.42, 233,739,409.35 and 127,832,052.22 is: 190,887,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,528,991.42 : 233,739,409.35 = 127,832,052.22 : x
  2. Step 2: Convert to fraction form
    156,528,991.42/233,739,409.35 = 127,832,052.22/x
  3. Step 3: Cross multiply
    156,528,991.42x = 233,739,409.35 × 127,832,052.22
  4. Step 4: Simplify right side
    156,528,991.42x = 29,879,388,381,796,176
  5. Step 5: Solve for x
    x = 29,879,388,381,796,176/156,528,991.42
  6. Step 6: Final answer
    x = 190,887,247.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.