Home / 175,536,580.28-263,412,492.54-78,574,273.16

Finding the Fourth Proportional to 175,536,580.28, 263,412,492.54 and 78,574,273.16

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Solution

The fourth proportional to 175,536,580.28, 263,412,492.54 and 78,574,273.16 is: 117,909,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,536,580.28 : 263,412,492.54 = 78,574,273.16 : x
  2. Step 2: Convert to fraction form
    175,536,580.28/263,412,492.54 = 78,574,273.16/x
  3. Step 3: Cross multiply
    175,536,580.28x = 263,412,492.54 × 78,574,273.16
  4. Step 4: Simplify right side
    175,536,580.28x = 20,697,445,142,594,420
  5. Step 5: Solve for x
    x = 20,697,445,142,594,420/175,536,580.28
  6. Step 6: Final answer
    x = 117,909,583.91

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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.