Home / 146,862,905.40-220,294,358.10-70,335,401.40

Finding the Fourth Proportional to 146,862,905.40, 220,294,358.10 and 70,335,401.40

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Solution

The fourth proportional to 146,862,905.40, 220,294,358.10 and 70,335,401.40 is: 105,503,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,862,905.40 : 220,294,358.10 = 70,335,401.40 : x
  2. Step 2: Convert to fraction form
    146,862,905.40/220,294,358.10 = 70,335,401.40/x
  3. Step 3: Cross multiply
    146,862,905.40x = 220,294,358.10 × 70,335,401.40
  4. Step 4: Simplify right side
    146,862,905.40x = 15,494,492,103,118,842
  5. Step 5: Solve for x
    x = 15,494,492,103,118,842/146,862,905.40
  6. Step 6: Final answer
    x = 105,503,102.10

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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.