Home / 317,938,153.56-476,564,483.94-153,829,172.76

Finding the Fourth Proportional to 317,938,153.56, 476,564,483.94 and 153,829,172.76

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Solution

The fourth proportional to 317,938,153.56, 476,564,483.94 and 153,829,172.76 is: 230,577,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,938,153.56 : 476,564,483.94 = 153,829,172.76 : x
  2. Step 2: Convert to fraction form
    317,938,153.56/476,564,483.94 = 153,829,172.76/x
  3. Step 3: Cross multiply
    317,938,153.56x = 476,564,483.94 × 153,829,172.76
  4. Step 4: Simplify right side
    317,938,153.56x = 73,309,520,331,286,496
  5. Step 5: Solve for x
    x = 73,309,520,331,286,496/317,938,153.56
  6. Step 6: Final answer
    x = 230,577,926.90

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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.