Home / 611,997,877.17-918,176,924.46-197,466,922.01

Finding the Fourth Proportional to 611,997,877.17, 918,176,924.46 and 197,466,922.01

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Solution

The fourth proportional to 611,997,877.17, 918,176,924.46 and 197,466,922.01 is: 296,258,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,997,877.17 : 918,176,924.46 = 197,466,922.01 : x
  2. Step 2: Convert to fraction form
    611,997,877.17/918,176,924.46 = 197,466,922.01/x
  3. Step 3: Cross multiply
    611,997,877.17x = 918,176,924.46 × 197,466,922.01
  4. Step 4: Simplify right side
    611,997,877.17x = 181,309,571,129,133,600
  5. Step 5: Solve for x
    x = 181,309,571,129,133,600/611,997,877.17
  6. Step 6: Final answer
    x = 296,258,496.79

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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.