Home / 342,075,346.51-513,061,175.18-93,100,005.51

Finding the Fourth Proportional to 342,075,346.51, 513,061,175.18 and 93,100,005.51

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Solution

The fourth proportional to 342,075,346.51, 513,061,175.18 and 93,100,005.51 is: 139,635,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,075,346.51 : 513,061,175.18 = 93,100,005.51 : x
  2. Step 2: Convert to fraction form
    342,075,346.51/513,061,175.18 = 93,100,005.51/x
  3. Step 3: Cross multiply
    342,075,346.51x = 513,061,175.18 × 93,100,005.51
  4. Step 4: Simplify right side
    342,075,346.51x = 47,765,998,233,659,768
  5. Step 5: Solve for x
    x = 47,765,998,233,659,768/342,075,346.51
  6. Step 6: Final answer
    x = 139,635,898.12

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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.