Home / 117,723,071.36-176,465,901.54-74,035,051.50

Finding the Fourth Proportional to 117,723,071.36, 176,465,901.54 and 74,035,051.50

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Solution

The fourth proportional to 117,723,071.36, 176,465,901.54 and 74,035,051.50 is: 110,977,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,723,071.36 : 176,465,901.54 = 74,035,051.50 : x
  2. Step 2: Convert to fraction form
    117,723,071.36/176,465,901.54 = 74,035,051.50/x
  3. Step 3: Cross multiply
    117,723,071.36x = 176,465,901.54 × 74,035,051.50
  4. Step 4: Simplify right side
    117,723,071.36x = 13,064,662,108,507,828
  5. Step 5: Solve for x
    x = 13,064,662,108,507,828/117,723,071.36
  6. Step 6: Final answer
    x = 110,977,924.36

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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.