Home / 101,366,956,981.44-139,822,771,376.16-60,138,147,441.60

Finding the Fourth Proportional to 101,366,956,981.44, 139,822,771,376.16 and 60,138,147,441.60

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Solution

The fourth proportional to 101,366,956,981.44, 139,822,771,376.16 and 60,138,147,441.60 is: 82,952,894,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,366,956,981.44 : 139,822,771,376.16 = 60,138,147,441.60 : x
  2. Step 2: Convert to fraction form
    101,366,956,981.44/139,822,771,376.16 = 60,138,147,441.60/x
  3. Step 3: Cross multiply
    101,366,956,981.44x = 139,822,771,376.16 × 60,138,147,441.60
  4. Step 4: Simplify right side
    101,366,956,981.44x = 8,408,682,440,712,638,169,088
  5. Step 5: Solve for x
    x = 8,408,682,440,712,638,169,088/101,366,956,981.44
  6. Step 6: Final answer
    x = 82,952,894,030.87

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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.