Home / 70,103,577.28-96,743,231.06-38,314,386.38

Finding the Fourth Proportional to 70,103,577.28, 96,743,231.06 and 38,314,386.38

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Solution

The fourth proportional to 70,103,577.28, 96,743,231.06 and 38,314,386.38 is: 52,874,014.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,103,577.28 : 96,743,231.06 = 38,314,386.38 : x
  2. Step 2: Convert to fraction form
    70,103,577.28/96,743,231.06 = 38,314,386.38/x
  3. Step 3: Cross multiply
    70,103,577.28x = 96,743,231.06 × 38,314,386.38
  4. Step 4: Simplify right side
    70,103,577.28x = 3,706,657,534,748,261.50
  5. Step 5: Solve for x
    x = 3,706,657,534,748,261.50/70,103,577.28
  6. Step 6: Final answer
    x = 52,874,014.12

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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.