Home / 805,344,063.42-1,208,017,496.40-252,688,904.01

Finding the Fourth Proportional to 805,344,063.42, 1,208,017,496.40 and 252,688,904.01

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Solution

The fourth proportional to 805,344,063.42, 1,208,017,496.40 and 252,688,904.01 is: 379,033,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,344,063.42 : 1,208,017,496.40 = 252,688,904.01 : x
  2. Step 2: Convert to fraction form
    805,344,063.42/1,208,017,496.40 = 252,688,904.01/x
  3. Step 3: Cross multiply
    805,344,063.42x = 1,208,017,496.40 × 252,688,904.01
  4. Step 4: Simplify right side
    805,344,063.42x = 305,252,617,190,220,160
  5. Step 5: Solve for x
    x = 305,252,617,190,220,160/805,344,063.42
  6. Step 6: Final answer
    x = 379,033,795.68

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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.