Home / 147,501,966.40-221,252,949.60-70,974,462.40

Finding the Fourth Proportional to 147,501,966.40, 221,252,949.60 and 70,974,462.40

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Solution

The fourth proportional to 147,501,966.40, 221,252,949.60 and 70,974,462.40 is: 106,461,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,501,966.40 : 221,252,949.60 = 70,974,462.40 : x
  2. Step 2: Convert to fraction form
    147,501,966.40/221,252,949.60 = 70,974,462.40/x
  3. Step 3: Cross multiply
    147,501,966.40x = 221,252,949.60 × 70,974,462.40
  4. Step 4: Simplify right side
    147,501,966.40x = 15,703,309,152,274,296
  5. Step 5: Solve for x
    x = 15,703,309,152,274,296/147,501,966.40
  6. Step 6: Final answer
    x = 106,461,693.60

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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.