Home / 157,464,205.65-236,196,308.48-99,351,132.30

Finding the Fourth Proportional to 157,464,205.65, 236,196,308.48 and 99,351,132.30

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Solution

The fourth proportional to 157,464,205.65, 236,196,308.48 and 99,351,132.30 is: 149,026,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,205.65 : 236,196,308.48 = 99,351,132.30 : x
  2. Step 2: Convert to fraction form
    157,464,205.65/236,196,308.48 = 99,351,132.30/x
  3. Step 3: Cross multiply
    157,464,205.65x = 236,196,308.48 × 99,351,132.30
  4. Step 4: Simplify right side
    157,464,205.65x = 23,466,370,692,071,336
  5. Step 5: Solve for x
    x = 23,466,370,692,071,336/157,464,205.65
  6. Step 6: Final answer
    x = 149,026,698.45

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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.