Home / 152,256,062.19-210,113,578.40-82,641,457.47

Finding the Fourth Proportional to 152,256,062.19, 210,113,578.40 and 82,641,457.47

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Solution

The fourth proportional to 152,256,062.19, 210,113,578.40 and 82,641,457.47 is: 114,045,326.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,256,062.19 : 210,113,578.40 = 82,641,457.47 : x
  2. Step 2: Convert to fraction form
    152,256,062.19/210,113,578.40 = 82,641,457.47/x
  3. Step 3: Cross multiply
    152,256,062.19x = 210,113,578.40 × 82,641,457.47
  4. Step 4: Simplify right side
    152,256,062.19x = 17,364,092,352,799,904
  5. Step 5: Solve for x
    x = 17,364,092,352,799,904/152,256,062.19
  6. Step 6: Final answer
    x = 114,045,326.69

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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.