Home / 259,746,436.36-358,445,651.75-140,668,061.32

Finding the Fourth Proportional to 259,746,436.36, 358,445,651.75 and 140,668,061.32

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Solution

The fourth proportional to 259,746,436.36, 358,445,651.75 and 140,668,061.32 is: 194,119,525.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,746,436.36 : 358,445,651.75 = 140,668,061.32 : x
  2. Step 2: Convert to fraction form
    259,746,436.36/358,445,651.75 = 140,668,061.32/x
  3. Step 3: Cross multiply
    259,746,436.36x = 358,445,651.75 × 140,668,061.32
  4. Step 4: Simplify right side
    259,746,436.36x = 50,421,854,920,256,360
  5. Step 5: Solve for x
    x = 50,421,854,920,256,360/259,746,436.36
  6. Step 6: Final answer
    x = 194,119,525.28

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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.