Home / 1,553,681,495.83-2,144,081,324.49-839,217,045.85

Finding the Fourth Proportional to 1,553,681,495.83, 2,144,081,324.49 and 839,217,045.85

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Solution

The fourth proportional to 1,553,681,495.83, 2,144,081,324.49 and 839,217,045.85 is: 1,158,119,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,681,495.83 : 2,144,081,324.49 = 839,217,045.85 : x
  2. Step 2: Convert to fraction form
    1,553,681,495.83/2,144,081,324.49 = 839,217,045.85/x
  3. Step 3: Cross multiply
    1,553,681,495.83x = 2,144,081,324.49 × 839,217,045.85
  4. Step 4: Simplify right side
    1,553,681,495.83x = 1,799,349,595,200,653,056
  5. Step 5: Solve for x
    x = 1,799,349,595,200,653,056/1,553,681,495.83
  6. Step 6: Final answer
    x = 1,158,119,987.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.