Home / 98,668,034.73-136,130,585.43-57,406,955.49

Finding the Fourth Proportional to 98,668,034.73, 136,130,585.43 and 57,406,955.49

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Solution

The fourth proportional to 98,668,034.73, 136,130,585.43 and 57,406,955.49 is: 79,203,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,668,034.73 : 136,130,585.43 = 57,406,955.49 : x
  2. Step 2: Convert to fraction form
    98,668,034.73/136,130,585.43 = 57,406,955.49/x
  3. Step 3: Cross multiply
    98,668,034.73x = 136,130,585.43 × 57,406,955.49
  4. Step 4: Simplify right side
    98,668,034.73x = 7,814,842,458,607,653
  5. Step 5: Solve for x
    x = 7,814,842,458,607,653/98,668,034.73
  6. Step 6: Final answer
    x = 79,203,386.18

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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.