Home / 247,281,543.70-370,922,315.55-217,048,455.70

Finding the Fourth Proportional to 247,281,543.70, 370,922,315.55 and 217,048,455.70

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Solution

The fourth proportional to 247,281,543.70, 370,922,315.55 and 217,048,455.70 is: 325,572,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,281,543.70 : 370,922,315.55 = 217,048,455.70 : x
  2. Step 2: Convert to fraction form
    247,281,543.70/370,922,315.55 = 217,048,455.70/x
  3. Step 3: Cross multiply
    247,281,543.70x = 370,922,315.55 × 217,048,455.70
  4. Step 4: Simplify right side
    247,281,543.70x = 80,508,115,774,795,600
  5. Step 5: Solve for x
    x = 80,508,115,774,795,600/247,281,543.70
  6. Step 6: Final answer
    x = 325,572,683.55

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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.