Home / 131,712,547.52-181,763,315.56-73,765,795.52

Finding the Fourth Proportional to 131,712,547.52, 181,763,315.56 and 73,765,795.52

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Solution

The fourth proportional to 131,712,547.52, 181,763,315.56 and 73,765,795.52 is: 101,796,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,712,547.52 : 181,763,315.56 = 73,765,795.52 : x
  2. Step 2: Convert to fraction form
    131,712,547.52/181,763,315.56 = 73,765,795.52/x
  3. Step 3: Cross multiply
    131,712,547.52x = 181,763,315.56 × 73,765,795.52
  4. Step 4: Simplify right side
    131,712,547.52x = 13,407,915,568,636,194
  5. Step 5: Solve for x
    x = 13,407,915,568,636,194/131,712,547.52
  6. Step 6: Final answer
    x = 101,796,797.81

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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.