Home / 651,847,504.60-977,771,256.90-580,421,834.20

Finding the Fourth Proportional to 651,847,504.60, 977,771,256.90 and 580,421,834.20

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Solution

The fourth proportional to 651,847,504.60, 977,771,256.90 and 580,421,834.20 is: 870,632,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,847,504.60 : 977,771,256.90 = 580,421,834.20 : x
  2. Step 2: Convert to fraction form
    651,847,504.60/977,771,256.90 = 580,421,834.20/x
  3. Step 3: Cross multiply
    651,847,504.60x = 977,771,256.90 × 580,421,834.20
  4. Step 4: Simplify right side
    651,847,504.60x = 567,519,786,357,937,408
  5. Step 5: Solve for x
    x = 567,519,786,357,937,408/651,847,504.60
  6. Step 6: Final answer
    x = 870,632,751.30

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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.