Home / 102,832,477.68-141,908,820.78-58,780,430.85

Finding the Fourth Proportional to 102,832,477.68, 141,908,820.78 and 58,780,430.85

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Solution

The fourth proportional to 102,832,477.68, 141,908,820.78 and 58,780,430.85 is: 81,116,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,832,477.68 : 141,908,820.78 = 58,780,430.85 : x
  2. Step 2: Convert to fraction form
    102,832,477.68/141,908,820.78 = 58,780,430.85/x
  3. Step 3: Cross multiply
    102,832,477.68x = 141,908,820.78 × 58,780,430.85
  4. Step 4: Simplify right side
    102,832,477.68x = 8,341,461,626,322,075
  5. Step 5: Solve for x
    x = 8,341,461,626,322,075/102,832,477.68
  6. Step 6: Final answer
    x = 81,116,995.47

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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.