Home / 157,757,068.80-236,635,603.20-105,800,947.20

Finding the Fourth Proportional to 157,757,068.80, 236,635,603.20 and 105,800,947.20

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Solution

The fourth proportional to 157,757,068.80, 236,635,603.20 and 105,800,947.20 is: 158,701,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,757,068.80 : 236,635,603.20 = 105,800,947.20 : x
  2. Step 2: Convert to fraction form
    157,757,068.80/236,635,603.20 = 105,800,947.20/x
  3. Step 3: Cross multiply
    157,757,068.80x = 236,635,603.20 × 105,800,947.20
  4. Step 4: Simplify right side
    157,757,068.80x = 25,036,270,959,803,352
  5. Step 5: Solve for x
    x = 25,036,270,959,803,352/157,757,068.80
  6. Step 6: Final answer
    x = 158,701,420.80

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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.