Home / 986,209,482.84-1,360,590,433.20-562,846,667.28

Finding the Fourth Proportional to 986,209,482.84, 1,360,590,433.20 and 562,846,667.28

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Solution

The fourth proportional to 986,209,482.84, 1,360,590,433.20 and 562,846,667.28 is: 776,512,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,209,482.84 : 1,360,590,433.20 = 562,846,667.28 : x
  2. Step 2: Convert to fraction form
    986,209,482.84/1,360,590,433.20 = 562,846,667.28/x
  3. Step 3: Cross multiply
    986,209,482.84x = 1,360,590,433.20 × 562,846,667.28
  4. Step 4: Simplify right side
    986,209,482.84x = 765,803,790,859,671,424
  5. Step 5: Solve for x
    x = 765,803,790,859,671,424/986,209,482.84
  6. Step 6: Final answer
    x = 776,512,297.02

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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.