Home / 173,772,133.20-260,658,199.80-91,859,360.40

Finding the Fourth Proportional to 173,772,133.20, 260,658,199.80 and 91,859,360.40

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Solution

The fourth proportional to 173,772,133.20, 260,658,199.80 and 91,859,360.40 is: 137,789,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,772,133.20 : 260,658,199.80 = 91,859,360.40 : x
  2. Step 2: Convert to fraction form
    173,772,133.20/260,658,199.80 = 91,859,360.40/x
  3. Step 3: Cross multiply
    173,772,133.20x = 260,658,199.80 × 91,859,360.40
  4. Step 4: Simplify right side
    173,772,133.20x = 23,943,895,516,643,412
  5. Step 5: Solve for x
    x = 23,943,895,516,643,412/173,772,133.20
  6. Step 6: Final answer
    x = 137,789,040.60

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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.