Home / 158,525,517.60-237,788,276.40-72,432,075.60

Finding the Fourth Proportional to 158,525,517.60, 237,788,276.40 and 72,432,075.60

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Solution

The fourth proportional to 158,525,517.60, 237,788,276.40 and 72,432,075.60 is: 108,648,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,525,517.60 : 237,788,276.40 = 72,432,075.60 : x
  2. Step 2: Convert to fraction form
    158,525,517.60/237,788,276.40 = 72,432,075.60/x
  3. Step 3: Cross multiply
    158,525,517.60x = 237,788,276.40 × 72,432,075.60
  4. Step 4: Simplify right side
    158,525,517.60x = 17,223,498,412,998,494
  5. Step 5: Solve for x
    x = 17,223,498,412,998,494/158,525,517.60
  6. Step 6: Final answer
    x = 108,648,113.40

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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.