Home / 343,023,521.60-473,371,429.20-186,391,106.48

Finding the Fourth Proportional to 343,023,521.60, 473,371,429.20 and 186,391,106.48

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Solution

The fourth proportional to 343,023,521.60, 473,371,429.20 and 186,391,106.48 is: 257,219,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,023,521.60 : 473,371,429.20 = 186,391,106.48 : x
  2. Step 2: Convert to fraction form
    343,023,521.60/473,371,429.20 = 186,391,106.48/x
  3. Step 3: Cross multiply
    343,023,521.60x = 473,371,429.20 × 186,391,106.48
  4. Step 4: Simplify right side
    343,023,521.60x = 88,232,224,464,606,976
  5. Step 5: Solve for x
    x = 88,232,224,464,606,976/343,023,521.60
  6. Step 6: Final answer
    x = 257,219,166.93

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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.