Home / 66,051,001.70-99,076,502.55-49,044,889.70

Finding the Fourth Proportional to 66,051,001.70, 99,076,502.55 and 49,044,889.70

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Solution

The fourth proportional to 66,051,001.70, 99,076,502.55 and 49,044,889.70 is: 73,567,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051,001.70 : 99,076,502.55 = 49,044,889.70 : x
  2. Step 2: Convert to fraction form
    66,051,001.70/99,076,502.55 = 49,044,889.70/x
  3. Step 3: Cross multiply
    66,051,001.70x = 99,076,502.55 × 49,044,889.70
  4. Step 4: Simplify right side
    66,051,001.70x = 4,859,196,139,426,519
  5. Step 5: Solve for x
    x = 4,859,196,139,426,519/66,051,001.70
  6. Step 6: Final answer
    x = 73,567,334.55

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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.