Home / 89,881,733.58-124,036,750.35-50,731,721.70

Finding the Fourth Proportional to 89,881,733.58, 124,036,750.35 and 50,731,721.70

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Solution

The fourth proportional to 89,881,733.58, 124,036,750.35 and 50,731,721.70 is: 70,009,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,881,733.58 : 124,036,750.35 = 50,731,721.70 : x
  2. Step 2: Convert to fraction form
    89,881,733.58/124,036,750.35 = 50,731,721.70/x
  3. Step 3: Cross multiply
    89,881,733.58x = 124,036,750.35 × 50,731,721.70
  4. Step 4: Simplify right side
    89,881,733.58x = 6,292,597,899,328,578
  5. Step 5: Solve for x
    x = 6,292,597,899,328,578/89,881,733.58
  6. Step 6: Final answer
    x = 70,009,752.25

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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.