Home / 190,444,561.22-262,547,827.08-127,731,866.01

Finding the Fourth Proportional to 190,444,561.22, 262,547,827.08 and 127,731,866.01

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Solution

The fourth proportional to 190,444,561.22, 262,547,827.08 and 127,731,866.01 is: 176,091,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,444,561.22 : 262,547,827.08 = 127,731,866.01 : x
  2. Step 2: Convert to fraction form
    190,444,561.22/262,547,827.08 = 127,731,866.01/x
  3. Step 3: Cross multiply
    190,444,561.22x = 262,547,827.08 × 127,731,866.01
  4. Step 4: Simplify right side
    190,444,561.22x = 33,535,723,869,799,212
  5. Step 5: Solve for x
    x = 33,535,723,869,799,212/190,444,561.22
  6. Step 6: Final answer
    x = 176,091,790.99

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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.