Home / 618,827,739.32-854,204,411.95-367,931,532.56

Finding the Fourth Proportional to 618,827,739.32, 854,204,411.95 and 367,931,532.56

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Solution

The fourth proportional to 618,827,739.32, 854,204,411.95 and 367,931,532.56 is: 507,877,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,827,739.32 : 854,204,411.95 = 367,931,532.56 : x
  2. Step 2: Convert to fraction form
    618,827,739.32/854,204,411.95 = 367,931,532.56/x
  3. Step 3: Cross multiply
    618,827,739.32x = 854,204,411.95 × 367,931,532.56
  4. Step 4: Simplify right side
    618,827,739.32x = 314,288,738,403,086,208
  5. Step 5: Solve for x
    x = 314,288,738,403,086,208/618,827,739.32
  6. Step 6: Final answer
    x = 507,877,586.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.