Home / 145,214,594-200,400,341.64-80,028,697.04

Finding the Fourth Proportional to 145,214,594, 200,400,341.64 and 80,028,697.04

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Solution

The fourth proportional to 145,214,594, 200,400,341.64 and 80,028,697.04 is: 110,441,917.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,214,594 : 200,400,341.64 = 80,028,697.04 : x
  2. Step 2: Convert to fraction form
    145,214,594/200,400,341.64 = 80,028,697.04/x
  3. Step 3: Cross multiply
    145,214,594x = 200,400,341.64 × 80,028,697.04
  4. Step 4: Simplify right side
    145,214,594x = 16,037,778,227,820,056
  5. Step 5: Solve for x
    x = 16,037,778,227,820,056/145,214,594
  6. Step 6: Final answer
    x = 110,441,917.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.