Home / 230,688,220.80-346,032,331.20-203,814,364.80

Finding the Fourth Proportional to 230,688,220.80, 346,032,331.20 and 203,814,364.80

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Solution

The fourth proportional to 230,688,220.80, 346,032,331.20 and 203,814,364.80 is: 305,721,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,688,220.80 : 346,032,331.20 = 203,814,364.80 : x
  2. Step 2: Convert to fraction form
    230,688,220.80/346,032,331.20 = 203,814,364.80/x
  3. Step 3: Cross multiply
    230,688,220.80x = 346,032,331.20 × 203,814,364.80
  4. Step 4: Simplify right side
    230,688,220.80x = 70,526,359,783,791,224
  5. Step 5: Solve for x
    x = 70,526,359,783,791,224/230,688,220.80
  6. Step 6: Final answer
    x = 305,721,547.20

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1.5x scale

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.