Home / 305,971,262.55-459,046,429.61-98,705,685.87

Finding the Fourth Proportional to 305,971,262.55, 459,046,429.61 and 98,705,685.87

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Solution

The fourth proportional to 305,971,262.55, 459,046,429.61 and 98,705,685.87 is: 148,087,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,971,262.55 : 459,046,429.61 = 98,705,685.87 : x
  2. Step 2: Convert to fraction form
    305,971,262.55/459,046,429.61 = 98,705,685.87/x
  3. Step 3: Cross multiply
    305,971,262.55x = 459,046,429.61 × 98,705,685.87
  4. Step 4: Simplify right side
    305,971,262.55x = 45,310,492,680,336,200
  5. Step 5: Solve for x
    x = 45,310,492,680,336,200/305,971,262.55
  6. Step 6: Final answer
    x = 148,087,412.86

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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.