Home / 251,652,031.60-377,478,047.40-69,900,991.60

Finding the Fourth Proportional to 251,652,031.60, 377,478,047.40 and 69,900,991.60

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Solution

The fourth proportional to 251,652,031.60, 377,478,047.40 and 69,900,991.60 is: 104,851,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,652,031.60 : 377,478,047.40 = 69,900,991.60 : x
  2. Step 2: Convert to fraction form
    251,652,031.60/377,478,047.40 = 69,900,991.60/x
  3. Step 3: Cross multiply
    251,652,031.60x = 377,478,047.40 × 69,900,991.60
  4. Step 4: Simplify right side
    251,652,031.60x = 26,386,089,820,491,796
  5. Step 5: Solve for x
    x = 26,386,089,820,491,796/251,652,031.60
  6. Step 6: Final answer
    x = 104,851,487.40

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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.