Home / 313,619,788.63-432,849,480.29-181,533,613.60

Finding the Fourth Proportional to 313,619,788.63, 432,849,480.29 and 181,533,613.60

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Solution

The fourth proportional to 313,619,788.63, 432,849,480.29 and 181,533,613.60 is: 250,547,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,619,788.63 : 432,849,480.29 = 181,533,613.60 : x
  2. Step 2: Convert to fraction form
    313,619,788.63/432,849,480.29 = 181,533,613.60/x
  3. Step 3: Cross multiply
    313,619,788.63x = 432,849,480.29 × 181,533,613.60
  4. Step 4: Simplify right side
    313,619,788.63x = 78,576,730,301,925,680
  5. Step 5: Solve for x
    x = 78,576,730,301,925,680/313,619,788.63
  6. Step 6: Final answer
    x = 250,547,743.32

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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.