Home / 2,988,044,894.40-4,482,067,341.60-917,763,334.80

Finding the Fourth Proportional to 2,988,044,894.40, 4,482,067,341.60 and 917,763,334.80

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Solution

The fourth proportional to 2,988,044,894.40, 4,482,067,341.60 and 917,763,334.80 is: 1,376,645,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,044,894.40 : 4,482,067,341.60 = 917,763,334.80 : x
  2. Step 2: Convert to fraction form
    2,988,044,894.40/4,482,067,341.60 = 917,763,334.80/x
  3. Step 3: Cross multiply
    2,988,044,894.40x = 4,482,067,341.60 × 917,763,334.80
  4. Step 4: Simplify right side
    2,988,044,894.40x = 4,113,477,070,224,987,136
  5. Step 5: Solve for x
    x = 4,113,477,070,224,987,136/2,988,044,894.40
  6. Step 6: Final answer
    x = 1,376,645,002.20

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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.