Home / 549,504,620.70-824,256,931.05-515,492,396.70

Finding the Fourth Proportional to 549,504,620.70, 824,256,931.05 and 515,492,396.70

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Solution

The fourth proportional to 549,504,620.70, 824,256,931.05 and 515,492,396.70 is: 773,238,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,504,620.70 : 824,256,931.05 = 515,492,396.70 : x
  2. Step 2: Convert to fraction form
    549,504,620.70/824,256,931.05 = 515,492,396.70/x
  3. Step 3: Cross multiply
    549,504,620.70x = 824,256,931.05 × 515,492,396.70
  4. Step 4: Simplify right side
    549,504,620.70x = 424,898,180,883,551,104
  5. Step 5: Solve for x
    x = 424,898,180,883,551,104/549,504,620.70
  6. Step 6: Final answer
    x = 773,238,595.05

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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.