Home / 106,780,623.03-147,355,932.63-62,731,637.19

Finding the Fourth Proportional to 106,780,623.03, 147,355,932.63 and 62,731,637.19

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Solution

The fourth proportional to 106,780,623.03, 147,355,932.63 and 62,731,637.19 is: 86,568,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,780,623.03 : 147,355,932.63 = 62,731,637.19 : x
  2. Step 2: Convert to fraction form
    106,780,623.03/147,355,932.63 = 62,731,637.19/x
  3. Step 3: Cross multiply
    106,780,623.03x = 147,355,932.63 × 62,731,637.19
  4. Step 4: Simplify right side
    106,780,623.03x = 9,243,878,903,539,242
  5. Step 5: Solve for x
    x = 9,243,878,903,539,242/106,780,623.03
  6. Step 6: Final answer
    x = 86,568,879.65

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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.