Home / 98,139,630.60-147,209,445.90-97,467,784.20

Finding the Fourth Proportional to 98,139,630.60, 147,209,445.90 and 97,467,784.20

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Solution

The fourth proportional to 98,139,630.60, 147,209,445.90 and 97,467,784.20 is: 146,201,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,139,630.60 : 147,209,445.90 = 97,467,784.20 : x
  2. Step 2: Convert to fraction form
    98,139,630.60/147,209,445.90 = 97,467,784.20/x
  3. Step 3: Cross multiply
    98,139,630.60x = 147,209,445.90 × 97,467,784.20
  4. Step 4: Simplify right side
    98,139,630.60x = 14,348,178,505,182,776
  5. Step 5: Solve for x
    x = 14,348,178,505,182,776/98,139,630.60
  6. Step 6: Final answer
    x = 146,201,676.30

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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.