Home / 157,030,805.45-235,437,130.52-69,544,649.04

Finding the Fourth Proportional to 157,030,805.45, 235,437,130.52 and 69,544,649.04

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Solution

The fourth proportional to 157,030,805.45, 235,437,130.52 and 69,544,649.04 is: 104,268,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,030,805.45 : 235,437,130.52 = 69,544,649.04 : x
  2. Step 2: Convert to fraction form
    157,030,805.45/235,437,130.52 = 69,544,649.04/x
  3. Step 3: Cross multiply
    157,030,805.45x = 235,437,130.52 × 69,544,649.04
  4. Step 4: Simplify right side
    157,030,805.45x = 16,373,392,612,650,350
  5. Step 5: Solve for x
    x = 16,373,392,612,650,350/157,030,805.45
  6. Step 6: Final answer
    x = 104,268,666.05

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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.