Home / 102,294,007.70-153,441,011.55-70,008,966.95

Finding the Fourth Proportional to 102,294,007.70, 153,441,011.55 and 70,008,966.95

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Solution

The fourth proportional to 102,294,007.70, 153,441,011.55 and 70,008,966.95 is: 105,013,450.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,294,007.70 : 153,441,011.55 = 70,008,966.95 : x
  2. Step 2: Convert to fraction form
    102,294,007.70/153,441,011.55 = 70,008,966.95/x
  3. Step 3: Cross multiply
    102,294,007.70x = 153,441,011.55 × 70,008,966.95
  4. Step 4: Simplify right side
    102,294,007.70x = 10,742,246,706,378,520
  5. Step 5: Solve for x
    x = 10,742,246,706,378,520/102,294,007.70
  6. Step 6: Final answer
    x = 105,013,450.43

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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.