Home / 977,759,953.20-1,466,899,745.40-424,825,117.20

Finding the Fourth Proportional to 977,759,953.20, 1,466,899,745.40 and 424,825,117.20

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Solution

The fourth proportional to 977,759,953.20, 1,466,899,745.40 and 424,825,117.20 is: 637,350,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,759,953.20 : 1,466,899,745.40 = 424,825,117.20 : x
  2. Step 2: Convert to fraction form
    977,759,953.20/1,466,899,745.40 = 424,825,117.20/x
  3. Step 3: Cross multiply
    977,759,953.20x = 1,466,899,745.40 × 424,825,117.20
  4. Step 4: Simplify right side
    977,759,953.20x = 623,175,856,260,205,184
  5. Step 5: Solve for x
    x = 623,175,856,260,205,184/977,759,953.20
  6. Step 6: Final answer
    x = 637,350,562.60

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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.