Home / 66,445,363.30-99,668,044.95-17,923,123.30

Finding the Fourth Proportional to 66,445,363.30, 99,668,044.95 and 17,923,123.30

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Solution

The fourth proportional to 66,445,363.30, 99,668,044.95 and 17,923,123.30 is: 26,884,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,445,363.30 : 99,668,044.95 = 17,923,123.30 : x
  2. Step 2: Convert to fraction form
    66,445,363.30/99,668,044.95 = 17,923,123.30/x
  3. Step 3: Cross multiply
    66,445,363.30x = 99,668,044.95 × 17,923,123.30
  4. Step 4: Simplify right side
    66,445,363.30x = 1,786,362,658,708,792.50
  5. Step 5: Solve for x
    x = 1,786,362,658,708,792.50/66,445,363.30
  6. Step 6: Final answer
    x = 26,884,684.95

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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.