Home / 70,449,622.40-105,548,462.40-59,616,099.20

Finding the Fourth Proportional to 70,449,622.40, 105,548,462.40 and 59,616,099.20

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Solution

The fourth proportional to 70,449,622.40, 105,548,462.40 and 59,616,099.20 is: 89,317,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,449,622.40 : 105,548,462.40 = 59,616,099.20 : x
  2. Step 2: Convert to fraction form
    70,449,622.40/105,548,462.40 = 59,616,099.20/x
  3. Step 3: Cross multiply
    70,449,622.40x = 105,548,462.40 × 59,616,099.20
  4. Step 4: Simplify right side
    70,449,622.40x = 6,292,387,604,845,871
  5. Step 5: Solve for x
    x = 6,292,387,604,845,871/70,449,622.40
  6. Step 6: Final answer
    x = 89,317,549.06

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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.