Home / 104,852,343.16-157,278,378.66-28,175,373.10

Finding the Fourth Proportional to 104,852,343.16, 157,278,378.66 and 28,175,373.10

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Solution

The fourth proportional to 104,852,343.16, 157,278,378.66 and 28,175,373.10 is: 42,263,023.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,852,343.16 : 157,278,378.66 = 28,175,373.10 : x
  2. Step 2: Convert to fraction form
    104,852,343.16/157,278,378.66 = 28,175,373.10/x
  3. Step 3: Cross multiply
    104,852,343.16x = 157,278,378.66 × 28,175,373.10
  4. Step 4: Simplify right side
    104,852,343.16x = 4,431,376,999,308,578
  5. Step 5: Solve for x
    x = 4,431,376,999,308,578/104,852,343.16
  6. Step 6: Final answer
    x = 42,263,023.08

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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.