Home / 43,530,398,721.13-65,265,239,985-19,287,596,290.71

Finding the Fourth Proportional to 43,530,398,721.13, 65,265,239,985 and 19,287,596,290.71

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Solution

The fourth proportional to 43,530,398,721.13, 65,265,239,985 and 19,287,596,290.71 is: 28,917,943,267.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530,398,721.13 : 65,265,239,985 = 19,287,596,290.71 : x
  2. Step 2: Convert to fraction form
    43,530,398,721.13/65,265,239,985 = 19,287,596,290.71/x
  3. Step 3: Cross multiply
    43,530,398,721.13x = 65,265,239,985 × 19,287,596,290.71
  4. Step 4: Simplify right side
    43,530,398,721.13x = 1,258,809,600,646,983,974,912
  5. Step 5: Solve for x
    x = 1,258,809,600,646,983,974,912/43,530,398,721.13
  6. Step 6: Final answer
    x = 28,917,943,267.91

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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.