Home / 107,870,373.20-161,920,705.20-46,489,823.40

Finding the Fourth Proportional to 107,870,373.20, 161,920,705.20 and 46,489,823.40

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Solution

The fourth proportional to 107,870,373.20, 161,920,705.20 and 46,489,823.40 is: 69,784,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,870,373.20 : 161,920,705.20 = 46,489,823.40 : x
  2. Step 2: Convert to fraction form
    107,870,373.20/161,920,705.20 = 46,489,823.40/x
  3. Step 3: Cross multiply
    107,870,373.20x = 161,920,705.20 × 46,489,823.40
  4. Step 4: Simplify right side
    107,870,373.20x = 7,527,664,989,551,461
  5. Step 5: Solve for x
    x = 7,527,664,989,551,461/107,870,373.20
  6. Step 6: Final answer
    x = 69,784,360.30

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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.