Home / 2,988,171,024.30-4,482,256,536.45-917,995,752.90

Finding the Fourth Proportional to 2,988,171,024.30, 4,482,256,536.45 and 917,995,752.90

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Solution

The fourth proportional to 2,988,171,024.30, 4,482,256,536.45 and 917,995,752.90 is: 1,376,993,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,171,024.30 : 4,482,256,536.45 = 917,995,752.90 : x
  2. Step 2: Convert to fraction form
    2,988,171,024.30/4,482,256,536.45 = 917,995,752.90/x
  3. Step 3: Cross multiply
    2,988,171,024.30x = 4,482,256,536.45 × 917,995,752.90
  4. Step 4: Simplify right side
    2,988,171,024.30x = 4,114,692,463,869,363,712
  5. Step 5: Solve for x
    x = 4,114,692,463,869,363,712/2,988,171,024.30
  6. Step 6: Final answer
    x = 1,376,993,629.35

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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.