Home / 256,799,181.60-385,228,000.44-93,114,031.68

Finding the Fourth Proportional to 256,799,181.60, 385,228,000.44 and 93,114,031.68

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Solution

The fourth proportional to 256,799,181.60, 385,228,000.44 and 93,114,031.68 is: 139,681,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,799,181.60 : 385,228,000.44 = 93,114,031.68 : x
  2. Step 2: Convert to fraction form
    256,799,181.60/385,228,000.44 = 93,114,031.68/x
  3. Step 3: Cross multiply
    256,799,181.60x = 385,228,000.44 × 93,114,031.68
  4. Step 4: Simplify right side
    256,799,181.60x = 35,870,132,236,993,216
  5. Step 5: Solve for x
    x = 35,870,132,236,993,216/256,799,181.60
  6. Step 6: Final answer
    x = 139,681,645.45

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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.