Home / 1,974,616,816.40-2,962,943,551.94-925,461,607.24

Finding the Fourth Proportional to 1,974,616,816.40, 2,962,943,551.94 and 925,461,607.24

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Solution

The fourth proportional to 1,974,616,816.40, 2,962,943,551.94 and 925,461,607.24 is: 1,388,669,679.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,616,816.40 : 2,962,943,551.94 = 925,461,607.24 : x
  2. Step 2: Convert to fraction form
    1,974,616,816.40/2,962,943,551.94 = 925,461,607.24/x
  3. Step 3: Cross multiply
    1,974,616,816.40x = 2,962,943,551.94 × 925,461,607.24
  4. Step 4: Simplify right side
    1,974,616,816.40x = 2,742,090,501,739,786,752
  5. Step 5: Solve for x
    x = 2,742,090,501,739,786,752/1,974,616,816.40
  6. Step 6: Final answer
    x = 1,388,669,679.59

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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.