Home / 386,674,187.04-533,621,926.14-238,081,032.04

Finding the Fourth Proportional to 386,674,187.04, 533,621,926.14 and 238,081,032.04

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Solution

The fourth proportional to 386,674,187.04, 533,621,926.14 and 238,081,032.04 is: 328,558,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,674,187.04 : 533,621,926.14 = 238,081,032.04 : x
  2. Step 2: Convert to fraction form
    386,674,187.04/533,621,926.14 = 238,081,032.04/x
  3. Step 3: Cross multiply
    386,674,187.04x = 533,621,926.14 × 238,081,032.04
  4. Step 4: Simplify right side
    386,674,187.04x = 127,045,258,893,393,440
  5. Step 5: Solve for x
    x = 127,045,258,893,393,440/386,674,187.04
  6. Step 6: Final answer
    x = 328,558,934.51

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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.