Home / 122,526,846.30-183,566,320.65-99,684,068.70

Finding the Fourth Proportional to 122,526,846.30, 183,566,320.65 and 99,684,068.70

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Solution

The fourth proportional to 122,526,846.30, 183,566,320.65 and 99,684,068.70 is: 149,343,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,526,846.30 : 183,566,320.65 = 99,684,068.70 : x
  2. Step 2: Convert to fraction form
    122,526,846.30/183,566,320.65 = 99,684,068.70/x
  3. Step 3: Cross multiply
    122,526,846.30x = 183,566,320.65 × 99,684,068.70
  4. Step 4: Simplify right side
    122,526,846.30x = 18,298,637,718,680,828
  5. Step 5: Solve for x
    x = 18,298,637,718,680,828/122,526,846.30
  6. Step 6: Final answer
    x = 149,343,905.20

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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.