Home / 213,645,064.11-320,422,755.27-60,255,248.28

Finding the Fourth Proportional to 213,645,064.11, 320,422,755.27 and 60,255,248.28

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Solution

The fourth proportional to 213,645,064.11, 320,422,755.27 and 60,255,248.28 is: 90,370,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,645,064.11 : 320,422,755.27 = 60,255,248.28 : x
  2. Step 2: Convert to fraction form
    213,645,064.11/320,422,755.27 = 60,255,248.28/x
  3. Step 3: Cross multiply
    213,645,064.11x = 320,422,755.27 × 60,255,248.28
  4. Step 4: Simplify right side
    213,645,064.11x = 19,307,152,673,355,528
  5. Step 5: Solve for x
    x = 19,307,152,673,355,528/213,645,064.11
  6. Step 6: Final answer
    x = 90,370,225.75

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1.5x scale

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.