Home / 147,744,006.60-221,616,009.90-89,545,312.20

Finding the Fourth Proportional to 147,744,006.60, 221,616,009.90 and 89,545,312.20

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Solution

The fourth proportional to 147,744,006.60, 221,616,009.90 and 89,545,312.20 is: 134,317,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,006.60 : 221,616,009.90 = 89,545,312.20 : x
  2. Step 2: Convert to fraction form
    147,744,006.60/221,616,009.90 = 89,545,312.20/x
  3. Step 3: Cross multiply
    147,744,006.60x = 221,616,009.90 × 89,545,312.20
  4. Step 4: Simplify right side
    147,744,006.60x = 19,844,674,795,013,792
  5. Step 5: Solve for x
    x = 19,844,674,795,013,792/147,744,006.60
  6. Step 6: Final answer
    x = 134,317,968.30

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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.