Home / 115,459,956.60-159,207,054.30-73,577,675.40

Finding the Fourth Proportional to 115,459,956.60, 159,207,054.30 and 73,577,675.40

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Solution

The fourth proportional to 115,459,956.60, 159,207,054.30 and 73,577,675.40 is: 101,455,823.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,459,956.60 : 159,207,054.30 = 73,577,675.40 : x
  2. Step 2: Convert to fraction form
    115,459,956.60/159,207,054.30 = 73,577,675.40/x
  3. Step 3: Cross multiply
    115,459,956.60x = 159,207,054.30 × 73,577,675.40
  4. Step 4: Simplify right side
    115,459,956.60x = 11,714,084,962,675,576
  5. Step 5: Solve for x
    x = 11,714,084,962,675,576/115,459,956.60
  6. Step 6: Final answer
    x = 101,455,823.37

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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.