Home / 181,917,074.60-272,875,611.90-72,688,234.40

Finding the Fourth Proportional to 181,917,074.60, 272,875,611.90 and 72,688,234.40

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Solution

The fourth proportional to 181,917,074.60, 272,875,611.90 and 72,688,234.40 is: 109,032,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,917,074.60 : 272,875,611.90 = 72,688,234.40 : x
  2. Step 2: Convert to fraction form
    181,917,074.60/272,875,611.90 = 72,688,234.40/x
  3. Step 3: Cross multiply
    181,917,074.60x = 272,875,611.90 × 72,688,234.40
  4. Step 4: Simplify right side
    181,917,074.60x = 19,834,846,439,830,628
  5. Step 5: Solve for x
    x = 19,834,846,439,830,628/181,917,074.60
  6. Step 6: Final answer
    x = 109,032,351.60

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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.