Home / 2,187,754,816.14-3,281,627,314.40-1,690,488,461.34

Finding the Fourth Proportional to 2,187,754,816.14, 3,281,627,314.40 and 1,690,488,461.34

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Solution

The fourth proportional to 2,187,754,816.14, 3,281,627,314.40 and 1,690,488,461.34 is: 2,535,728,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,754,816.14 : 3,281,627,314.40 = 1,690,488,461.34 : x
  2. Step 2: Convert to fraction form
    2,187,754,816.14/3,281,627,314.40 = 1,690,488,461.34/x
  3. Step 3: Cross multiply
    2,187,754,816.14x = 3,281,627,314.40 × 1,690,488,461.34
  4. Step 4: Simplify right side
    2,187,754,816.14x = 5,547,553,109,402,919,936
  5. Step 5: Solve for x
    x = 5,547,553,109,402,919,936/2,187,754,816.14
  6. Step 6: Final answer
    x = 2,535,728,898.17

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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.