Home / 1,467,651,981.40-2,201,477,972.10-1,355,411,642.20

Finding the Fourth Proportional to 1,467,651,981.40, 2,201,477,972.10 and 1,355,411,642.20

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Solution

The fourth proportional to 1,467,651,981.40, 2,201,477,972.10 and 1,355,411,642.20 is: 2,033,117,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,651,981.40 : 2,201,477,972.10 = 1,355,411,642.20 : x
  2. Step 2: Convert to fraction form
    1,467,651,981.40/2,201,477,972.10 = 1,355,411,642.20/x
  3. Step 3: Cross multiply
    1,467,651,981.40x = 2,201,477,972.10 × 1,355,411,642.20
  4. Step 4: Simplify right side
    1,467,651,981.40x = 2,983,908,873,431,186,944
  5. Step 5: Solve for x
    x = 2,983,908,873,431,186,944/1,467,651,981.40
  6. Step 6: Final answer
    x = 2,033,117,463.30

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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.