Home / 176,135,530.06-243,072,591.15-105,547,874.86

Finding the Fourth Proportional to 176,135,530.06, 243,072,591.15 and 105,547,874.86

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Solution

The fourth proportional to 176,135,530.06, 243,072,591.15 and 105,547,874.86 is: 145,659,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,135,530.06 : 243,072,591.15 = 105,547,874.86 : x
  2. Step 2: Convert to fraction form
    176,135,530.06/243,072,591.15 = 105,547,874.86/x
  3. Step 3: Cross multiply
    176,135,530.06x = 243,072,591.15 × 105,547,874.86
  4. Step 4: Simplify right side
    176,135,530.06x = 25,655,795,432,596,144
  5. Step 5: Solve for x
    x = 25,655,795,432,596,144/176,135,530.06
  6. Step 6: Final answer
    x = 145,659,398.90

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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.