Home / 103,955,054,531.71-143,458,817,567.62-57,606,255,976.39

Finding the Fourth Proportional to 103,955,054,531.71, 143,458,817,567.62 and 57,606,255,976.39

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Solution

The fourth proportional to 103,955,054,531.71, 143,458,817,567.62 and 57,606,255,976.39 is: 79,497,100,012.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,955,054,531.71 : 143,458,817,567.62 = 57,606,255,976.39 : x
  2. Step 2: Convert to fraction form
    103,955,054,531.71/143,458,817,567.62 = 57,606,255,976.39/x
  3. Step 3: Cross multiply
    103,955,054,531.71x = 143,458,817,567.62 × 57,606,255,976.39
  4. Step 4: Simplify right side
    103,955,054,531.71x = 8,264,125,366,870,408,691,712
  5. Step 5: Solve for x
    x = 8,264,125,366,870,408,691,712/103,955,054,531.71
  6. Step 6: Final answer
    x = 79,497,100,012.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.