Home / 178,683,416.47-246,589,103.00-99,301,823.86

Finding the Fourth Proportional to 178,683,416.47, 246,589,103.00 and 99,301,823.86

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Solution

The fourth proportional to 178,683,416.47, 246,589,103.00 and 99,301,823.86 is: 137,039,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,683,416.47 : 246,589,103.00 = 99,301,823.86 : x
  2. Step 2: Convert to fraction form
    178,683,416.47/246,589,103.00 = 99,301,823.86/x
  3. Step 3: Cross multiply
    178,683,416.47x = 246,589,103.00 × 99,301,823.86
  4. Step 4: Simplify right side
    178,683,416.47x = 24,486,747,671,533,180
  5. Step 5: Solve for x
    x = 24,486,747,671,533,180/178,683,416.47
  6. Step 6: Final answer
    x = 137,039,844.86

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1.5x scale

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.