Home / 977,887,939.30-1,466,831,908.95-322,940,050.90

Finding the Fourth Proportional to 977,887,939.30, 1,466,831,908.95 and 322,940,050.90

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Solution

The fourth proportional to 977,887,939.30, 1,466,831,908.95 and 322,940,050.90 is: 484,410,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,887,939.30 : 1,466,831,908.95 = 322,940,050.90 : x
  2. Step 2: Convert to fraction form
    977,887,939.30/1,466,831,908.95 = 322,940,050.90/x
  3. Step 3: Cross multiply
    977,887,939.30x = 1,466,831,908.95 × 322,940,050.90
  4. Step 4: Simplify right side
    977,887,939.30x = 473,698,771,338,057,152
  5. Step 5: Solve for x
    x = 473,698,771,338,057,152/977,887,939.30
  6. Step 6: Final answer
    x = 484,410,076.35

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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.