Home / 66,051,189.30-99,076,783.95-43,092,938.10

Finding the Fourth Proportional to 66,051,189.30, 99,076,783.95 and 43,092,938.10

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Solution

The fourth proportional to 66,051,189.30, 99,076,783.95 and 43,092,938.10 is: 64,639,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051,189.30 : 99,076,783.95 = 43,092,938.10 : x
  2. Step 2: Convert to fraction form
    66,051,189.30/99,076,783.95 = 43,092,938.10/x
  3. Step 3: Cross multiply
    66,051,189.30x = 99,076,783.95 × 43,092,938.10
  4. Step 4: Simplify right side
    66,051,189.30x = 4,269,509,717,904,424
  5. Step 5: Solve for x
    x = 4,269,509,717,904,424/66,051,189.30
  6. Step 6: Final answer
    x = 64,639,407.15

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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.