Home / 102,322,084.61-153,531,530.70-53,111,785.25

Finding the Fourth Proportional to 102,322,084.61, 153,531,530.70 and 53,111,785.25

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Solution

The fourth proportional to 102,322,084.61, 153,531,530.70 and 53,111,785.25 is: 79,692,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,322,084.61 : 153,531,530.70 = 53,111,785.25 : x
  2. Step 2: Convert to fraction form
    102,322,084.61/153,531,530.70 = 53,111,785.25/x
  3. Step 3: Cross multiply
    102,322,084.61x = 153,531,530.70 × 53,111,785.25
  4. Step 4: Simplify right side
    102,322,084.61x = 8,154,333,687,826,841
  5. Step 5: Solve for x
    x = 8,154,333,687,826,841/102,322,084.61
  6. Step 6: Final answer
    x = 79,692,802.57

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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.