Home / 170,688,002.80-256,032,004.20-43,037,186.80

Finding the Fourth Proportional to 170,688,002.80, 256,032,004.20 and 43,037,186.80

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Solution

The fourth proportional to 170,688,002.80, 256,032,004.20 and 43,037,186.80 is: 64,555,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,688,002.80 : 256,032,004.20 = 43,037,186.80 : x
  2. Step 2: Convert to fraction form
    170,688,002.80/256,032,004.20 = 43,037,186.80/x
  3. Step 3: Cross multiply
    170,688,002.80x = 256,032,004.20 × 43,037,186.80
  4. Step 4: Simplify right side
    170,688,002.80x = 11,018,897,191,533,784
  5. Step 5: Solve for x
    x = 11,018,897,191,533,784/170,688,002.80
  6. Step 6: Final answer
    x = 64,555,780.20

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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.