Home / 112,605,922.80-168,696,307.80-57,832,070.40

Finding the Fourth Proportional to 112,605,922.80, 168,696,307.80 and 57,832,070.40

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Solution

The fourth proportional to 112,605,922.80, 168,696,307.80 and 57,832,070.40 is: 86,638,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,605,922.80 : 168,696,307.80 = 57,832,070.40 : x
  2. Step 2: Convert to fraction form
    112,605,922.80/168,696,307.80 = 57,832,070.40/x
  3. Step 3: Cross multiply
    112,605,922.80x = 168,696,307.80 × 57,832,070.40
  4. Step 4: Simplify right side
    112,605,922.80x = 9,756,056,748,909,670
  5. Step 5: Solve for x
    x = 9,756,056,748,909,670/112,605,922.80
  6. Step 6: Final answer
    x = 86,638,930.76

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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.