Home / 111,387,828.60-167,081,742.90-101,814,017.40

Finding the Fourth Proportional to 111,387,828.60, 167,081,742.90 and 101,814,017.40

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Solution

The fourth proportional to 111,387,828.60, 167,081,742.90 and 101,814,017.40 is: 152,721,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,387,828.60 : 167,081,742.90 = 101,814,017.40 : x
  2. Step 2: Convert to fraction form
    111,387,828.60/167,081,742.90 = 101,814,017.40/x
  3. Step 3: Cross multiply
    111,387,828.60x = 167,081,742.90 × 101,814,017.40
  4. Step 4: Simplify right side
    111,387,828.60x = 17,011,263,478,842,928
  5. Step 5: Solve for x
    x = 17,011,263,478,842,928/111,387,828.60
  6. Step 6: Final answer
    x = 152,721,026.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.