Home / 74,087,592.49-110,602,839.35-69,164,111.47

Finding the Fourth Proportional to 74,087,592.49, 110,602,839.35 and 69,164,111.47

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Solution

The fourth proportional to 74,087,592.49, 110,602,839.35 and 69,164,111.47 is: 103,252,742.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,087,592.49 : 110,602,839.35 = 69,164,111.47 : x
  2. Step 2: Convert to fraction form
    74,087,592.49/110,602,839.35 = 69,164,111.47/x
  3. Step 3: Cross multiply
    74,087,592.49x = 110,602,839.35 × 69,164,111.47
  4. Step 4: Simplify right side
    74,087,592.49x = 7,649,747,109,806,018
  5. Step 5: Solve for x
    x = 7,649,747,109,806,018/74,087,592.49
  6. Step 6: Final answer
    x = 103,252,742.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.