Home / 209,952,032.80-314,676,106.80-107,663,418.40

Finding the Fourth Proportional to 209,952,032.80, 314,676,106.80 and 107,663,418.40

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Solution

The fourth proportional to 209,952,032.80, 314,676,106.80 and 107,663,418.40 is: 161,365,931.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,032.80 : 314,676,106.80 = 107,663,418.40 : x
  2. Step 2: Convert to fraction form
    209,952,032.80/314,676,106.80 = 107,663,418.40/x
  3. Step 3: Cross multiply
    209,952,032.80x = 314,676,106.80 × 107,663,418.40
  4. Step 4: Simplify right side
    209,952,032.80x = 33,879,105,346,891,488
  5. Step 5: Solve for x
    x = 33,879,105,346,891,488/209,952,032.80
  6. Step 6: Final answer
    x = 161,365,931.52

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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.