Home / 977,762,002.20-1,466,902,818.90-424,827,166.20

Finding the Fourth Proportional to 977,762,002.20, 1,466,902,818.90 and 424,827,166.20

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Solution

The fourth proportional to 977,762,002.20, 1,466,902,818.90 and 424,827,166.20 is: 637,353,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,762,002.20 : 1,466,902,818.90 = 424,827,166.20 : x
  2. Step 2: Convert to fraction form
    977,762,002.20/1,466,902,818.90 = 424,827,166.20/x
  3. Step 3: Cross multiply
    977,762,002.20x = 1,466,902,818.90 × 424,827,166.20
  4. Step 4: Simplify right side
    977,762,002.20x = 623,180,167,644,078,848
  5. Step 5: Solve for x
    x = 623,180,167,644,078,848/977,762,002.20
  6. Step 6: Final answer
    x = 637,353,636.41

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1.5x scale

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.