Home / 104,976,912.40-157,465,368.60-47,581,284.40

Finding the Fourth Proportional to 104,976,912.40, 157,465,368.60 and 47,581,284.40

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Solution

The fourth proportional to 104,976,912.40, 157,465,368.60 and 47,581,284.40 is: 71,371,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,912.40 : 157,465,368.60 = 47,581,284.40 : x
  2. Step 2: Convert to fraction form
    104,976,912.40/157,465,368.60 = 47,581,284.40/x
  3. Step 3: Cross multiply
    104,976,912.40x = 157,465,368.60 × 47,581,284.40
  4. Step 4: Simplify right side
    104,976,912.40x = 7,492,404,486,507,429
  5. Step 5: Solve for x
    x = 7,492,404,486,507,429/104,976,912.40
  6. Step 6: Final answer
    x = 71,371,926.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.