Home / 84,756,829.04-127,070,579.29-38,666,465.25

Finding the Fourth Proportional to 84,756,829.04, 127,070,579.29 and 38,666,465.25

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Solution

The fourth proportional to 84,756,829.04, 127,070,579.29 and 38,666,465.25 is: 57,970,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,756,829.04 : 127,070,579.29 = 38,666,465.25 : x
  2. Step 2: Convert to fraction form
    84,756,829.04/127,070,579.29 = 38,666,465.25/x
  3. Step 3: Cross multiply
    84,756,829.04x = 127,070,579.29 × 38,666,465.25
  4. Step 4: Simplify right side
    84,756,829.04x = 4,913,370,138,806,671
  5. Step 5: Solve for x
    x = 4,913,370,138,806,671/84,756,829.04
  6. Step 6: Final answer
    x = 57,970,197.73

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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.