Home / 157,451,915.80-236,161,927.43-42,448,083.40

Finding the Fourth Proportional to 157,451,915.80, 236,161,927.43 and 42,448,083.40

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Solution

The fourth proportional to 157,451,915.80, 236,161,927.43 and 42,448,083.40 is: 63,667,826.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451,915.80 : 236,161,927.43 = 42,448,083.40 : x
  2. Step 2: Convert to fraction form
    157,451,915.80/236,161,927.43 = 42,448,083.40/x
  3. Step 3: Cross multiply
    157,451,915.80x = 236,161,927.43 × 42,448,083.40
  4. Step 4: Simplify right side
    157,451,915.80x = 10,024,621,191,453,388
  5. Step 5: Solve for x
    x = 10,024,621,191,453,388/157,451,915.80
  6. Step 6: Final answer
    x = 63,667,826.08

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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.