Home / 157,464,427.20-236,196,640.80-48,288,731.10

Finding the Fourth Proportional to 157,464,427.20, 236,196,640.80 and 48,288,731.10

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Solution

The fourth proportional to 157,464,427.20, 236,196,640.80 and 48,288,731.10 is: 72,433,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,427.20 : 236,196,640.80 = 48,288,731.10 : x
  2. Step 2: Convert to fraction form
    157,464,427.20/236,196,640.80 = 48,288,731.10/x
  3. Step 3: Cross multiply
    157,464,427.20x = 236,196,640.80 × 48,288,731.10
  4. Step 4: Simplify right side
    157,464,427.20x = 11,405,636,074,314,490
  5. Step 5: Solve for x
    x = 11,405,636,074,314,490/157,464,427.20
  6. Step 6: Final answer
    x = 72,433,096.65

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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.