Home / 74,896,939,668.18-112,364,141,555.80-21,837,972,792.76

Finding the Fourth Proportional to 74,896,939,668.18, 112,364,141,555.80 and 21,837,972,792.76

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Solution

The fourth proportional to 74,896,939,668.18, 112,364,141,555.80 and 21,837,972,792.76 is: 32,762,420,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,939,668.18 : 112,364,141,555.80 = 21,837,972,792.76 : x
  2. Step 2: Convert to fraction form
    74,896,939,668.18/112,364,141,555.80 = 21,837,972,792.76/x
  3. Step 3: Cross multiply
    74,896,939,668.18x = 112,364,141,555.80 × 21,837,972,792.76
  4. Step 4: Simplify right side
    74,896,939,668.18x = 2,453,805,066,177,056,604,160
  5. Step 5: Solve for x
    x = 2,453,805,066,177,056,604,160/74,896,939,668.18
  6. Step 6: Final answer
    x = 32,762,420,962.03

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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.