Home / 72,525,271.80-108,787,907.70-63,077,431.80

Finding the Fourth Proportional to 72,525,271.80, 108,787,907.70 and 63,077,431.80

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Solution

The fourth proportional to 72,525,271.80, 108,787,907.70 and 63,077,431.80 is: 94,616,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,525,271.80 : 108,787,907.70 = 63,077,431.80 : x
  2. Step 2: Convert to fraction form
    72,525,271.80/108,787,907.70 = 63,077,431.80/x
  3. Step 3: Cross multiply
    72,525,271.80x = 108,787,907.70 × 63,077,431.80
  4. Step 4: Simplify right side
    72,525,271.80x = 6,862,061,828,611,445
  5. Step 5: Solve for x
    x = 6,862,061,828,611,445/72,525,271.80
  6. Step 6: Final answer
    x = 94,616,147.70

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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.