Home / 157,762,602.20-236,643,903.30-89,738,154.20

Finding the Fourth Proportional to 157,762,602.20, 236,643,903.30 and 89,738,154.20

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Solution

The fourth proportional to 157,762,602.20, 236,643,903.30 and 89,738,154.20 is: 134,607,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,762,602.20 : 236,643,903.30 = 89,738,154.20 : x
  2. Step 2: Convert to fraction form
    157,762,602.20/236,643,903.30 = 89,738,154.20/x
  3. Step 3: Cross multiply
    157,762,602.20x = 236,643,903.30 × 89,738,154.20
  4. Step 4: Simplify right side
    157,762,602.20x = 21,235,987,084,825,292
  5. Step 5: Solve for x
    x = 21,235,987,084,825,292/157,762,602.20
  6. Step 6: Final answer
    x = 134,607,231.30

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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.