Home / 107,784,518.10-161,676,777.15-31,110,047.70

Finding the Fourth Proportional to 107,784,518.10, 161,676,777.15 and 31,110,047.70

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Solution

The fourth proportional to 107,784,518.10, 161,676,777.15 and 31,110,047.70 is: 46,665,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,784,518.10 : 161,676,777.15 = 31,110,047.70 : x
  2. Step 2: Convert to fraction form
    107,784,518.10/161,676,777.15 = 31,110,047.70/x
  3. Step 3: Cross multiply
    107,784,518.10x = 161,676,777.15 × 31,110,047.70
  4. Step 4: Simplify right side
    107,784,518.10x = 5,029,772,249,118,770
  5. Step 5: Solve for x
    x = 5,029,772,249,118,770/107,784,518.10
  6. Step 6: Final answer
    x = 46,665,071.55

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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.