Home / 458,970,222.42-688,600,870.27-163,859,011.22

Finding the Fourth Proportional to 458,970,222.42, 688,600,870.27 and 163,859,011.22

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Solution

The fourth proportional to 458,970,222.42, 688,600,870.27 and 163,859,011.22 is: 245,840,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,970,222.42 : 688,600,870.27 = 163,859,011.22 : x
  2. Step 2: Convert to fraction form
    458,970,222.42/688,600,870.27 = 163,859,011.22/x
  3. Step 3: Cross multiply
    458,970,222.42x = 688,600,870.27 × 163,859,011.22
  4. Step 4: Simplify right side
    458,970,222.42x = 112,833,457,727,673,696
  5. Step 5: Solve for x
    x = 112,833,457,727,673,696/458,970,222.42
  6. Step 6: Final answer
    x = 245,840,475.52

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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.