Home / 488,094,483,586.46-732,128,191,348.86-129,949,529,830.70

Finding the Fourth Proportional to 488,094,483,586.46, 732,128,191,348.86 and 129,949,529,830.70

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Solution

The fourth proportional to 488,094,483,586.46, 732,128,191,348.86 and 129,949,529,830.70 is: 194,920,691,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,094,483,586.46 : 732,128,191,348.86 = 129,949,529,830.70 : x
  2. Step 2: Convert to fraction form
    488,094,483,586.46/732,128,191,348.86 = 129,949,529,830.70/x
  3. Step 3: Cross multiply
    488,094,483,586.46x = 732,128,191,348.86 × 129,949,529,830.70
  4. Step 4: Simplify right side
    488,094,483,586.46x = 95,139,714,241,585,110,581,248
  5. Step 5: Solve for x
    x = 95,139,714,241,585,110,581,248/488,094,483,586.46
  6. Step 6: Final answer
    x = 194,920,691,466.35

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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.