Home / 185,617,354.40-278,382,837.64-69,087,590.27

Finding the Fourth Proportional to 185,617,354.40, 278,382,837.64 and 69,087,590.27

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Solution

The fourth proportional to 185,617,354.40, 278,382,837.64 and 69,087,590.27 is: 103,615,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,617,354.40 : 278,382,837.64 = 69,087,590.27 : x
  2. Step 2: Convert to fraction form
    185,617,354.40/278,382,837.64 = 69,087,590.27/x
  3. Step 3: Cross multiply
    185,617,354.40x = 278,382,837.64 × 69,087,590.27
  4. Step 4: Simplify right side
    185,617,354.40x = 19,232,799,425,072,252
  5. Step 5: Solve for x
    x = 19,232,799,425,072,252/185,617,354.40
  6. Step 6: Final answer
    x = 103,615,308.42

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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.