Home / 435,024,009.60-652,536,014.40-263,031,331.20

Finding the Fourth Proportional to 435,024,009.60, 652,536,014.40 and 263,031,331.20

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Solution

The fourth proportional to 435,024,009.60, 652,536,014.40 and 263,031,331.20 is: 394,546,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,024,009.60 : 652,536,014.40 = 263,031,331.20 : x
  2. Step 2: Convert to fraction form
    435,024,009.60/652,536,014.40 = 263,031,331.20/x
  3. Step 3: Cross multiply
    435,024,009.60x = 652,536,014.40 × 263,031,331.20
  4. Step 4: Simplify right side
    435,024,009.60x = 171,637,416,523,574,368
  5. Step 5: Solve for x
    x = 171,637,416,523,574,368/435,024,009.60
  6. Step 6: Final answer
    x = 394,546,996.80

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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.