Home / 65,954,158.20-98,931,237.30-56,175,643.80

Finding the Fourth Proportional to 65,954,158.20, 98,931,237.30 and 56,175,643.80

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Solution

The fourth proportional to 65,954,158.20, 98,931,237.30 and 56,175,643.80 is: 84,263,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,954,158.20 : 98,931,237.30 = 56,175,643.80 : x
  2. Step 2: Convert to fraction form
    65,954,158.20/98,931,237.30 = 56,175,643.80/x
  3. Step 3: Cross multiply
    65,954,158.20x = 98,931,237.30 × 56,175,643.80
  4. Step 4: Simplify right side
    65,954,158.20x = 5,557,525,947,258,073
  5. Step 5: Solve for x
    x = 5,557,525,947,258,073/65,954,158.20
  6. Step 6: Final answer
    x = 84,263,465.70

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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.