Home / 157,464,287.10-236,196,430.65-145,028,567.70

Finding the Fourth Proportional to 157,464,287.10, 236,196,430.65 and 145,028,567.70

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Solution

The fourth proportional to 157,464,287.10, 236,196,430.65 and 145,028,567.70 is: 217,542,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,287.10 : 236,196,430.65 = 145,028,567.70 : x
  2. Step 2: Convert to fraction form
    157,464,287.10/236,196,430.65 = 145,028,567.70/x
  3. Step 3: Cross multiply
    157,464,287.10x = 236,196,430.65 × 145,028,567.70
  4. Step 4: Simplify right side
    157,464,287.10x = 34,255,230,033,021,880
  5. Step 5: Solve for x
    x = 34,255,230,033,021,880/157,464,287.10
  6. Step 6: Final answer
    x = 217,542,851.55

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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.