Home / 190,444,559.72-262,547,825.01-127,731,864.51

Finding the Fourth Proportional to 190,444,559.72, 262,547,825.01 and 127,731,864.51

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Solution

The fourth proportional to 190,444,559.72, 262,547,825.01 and 127,731,864.51 is: 176,091,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,444,559.72 : 262,547,825.01 = 127,731,864.51 : x
  2. Step 2: Convert to fraction form
    190,444,559.72/262,547,825.01 = 127,731,864.51/x
  3. Step 3: Cross multiply
    190,444,559.72x = 262,547,825.01 × 127,731,864.51
  4. Step 4: Simplify right side
    190,444,559.72x = 33,535,723,211,572,508
  5. Step 5: Solve for x
    x = 33,535,723,211,572,508/190,444,559.72
  6. Step 6: Final answer
    x = 176,091,788.93

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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.