Home / 157,464,208.40-236,196,312.60-118,665,078.80

Finding the Fourth Proportional to 157,464,208.40, 236,196,312.60 and 118,665,078.80

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Solution

The fourth proportional to 157,464,208.40, 236,196,312.60 and 118,665,078.80 is: 177,997,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,208.40 : 236,196,312.60 = 118,665,078.80 : x
  2. Step 2: Convert to fraction form
    157,464,208.40/236,196,312.60 = 118,665,078.80/x
  3. Step 3: Cross multiply
    157,464,208.40x = 236,196,312.60 × 118,665,078.80
  4. Step 4: Simplify right side
    157,464,208.40x = 28,028,254,046,948,432
  5. Step 5: Solve for x
    x = 28,028,254,046,948,432/157,464,208.40
  6. Step 6: Final answer
    x = 177,997,618.20

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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.