Home / 65,202,366.80-97,803,550.20-19,758,256.40

Finding the Fourth Proportional to 65,202,366.80, 97,803,550.20 and 19,758,256.40

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Solution

The fourth proportional to 65,202,366.80, 97,803,550.20 and 19,758,256.40 is: 29,637,384.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,202,366.80 : 97,803,550.20 = 19,758,256.40 : x
  2. Step 2: Convert to fraction form
    65,202,366.80/97,803,550.20 = 19,758,256.40/x
  3. Step 3: Cross multiply
    65,202,366.80x = 97,803,550.20 × 19,758,256.40
  4. Step 4: Simplify right side
    65,202,366.80x = 1,932,427,621,681,871.25
  5. Step 5: Solve for x
    x = 1,932,427,621,681,871.25/65,202,366.80
  6. Step 6: Final answer
    x = 29,637,384.60

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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.