Home / 370,754,294.40-556,131,441.60-207,495,619.20

Finding the Fourth Proportional to 370,754,294.40, 556,131,441.60 and 207,495,619.20

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Solution

The fourth proportional to 370,754,294.40, 556,131,441.60 and 207,495,619.20 is: 311,243,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,754,294.40 : 556,131,441.60 = 207,495,619.20 : x
  2. Step 2: Convert to fraction form
    370,754,294.40/556,131,441.60 = 207,495,619.20/x
  3. Step 3: Cross multiply
    370,754,294.40x = 556,131,441.60 × 207,495,619.20
  4. Step 4: Simplify right side
    370,754,294.40x = 115,394,837,831,380,640
  5. Step 5: Solve for x
    x = 115,394,837,831,380,640/370,754,294.40
  6. Step 6: Final answer
    x = 311,243,428.80

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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.