Home / 598,590,621.30-897,885,931.95-394,349,315.70

Finding the Fourth Proportional to 598,590,621.30, 897,885,931.95 and 394,349,315.70

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Solution

The fourth proportional to 598,590,621.30, 897,885,931.95 and 394,349,315.70 is: 591,523,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,590,621.30 : 897,885,931.95 = 394,349,315.70 : x
  2. Step 2: Convert to fraction form
    598,590,621.30/897,885,931.95 = 394,349,315.70/x
  3. Step 3: Cross multiply
    598,590,621.30x = 897,885,931.95 × 394,349,315.70
  4. Step 4: Simplify right side
    598,590,621.30x = 354,080,702,841,139,264
  5. Step 5: Solve for x
    x = 354,080,702,841,139,264/598,590,621.30
  6. Step 6: Final answer
    x = 591,523,973.55

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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.