Home / 101,091,746.40-151,637,619.60-99,076,207.20

Finding the Fourth Proportional to 101,091,746.40, 151,637,619.60 and 99,076,207.20

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Solution

The fourth proportional to 101,091,746.40, 151,637,619.60 and 99,076,207.20 is: 148,614,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,091,746.40 : 151,637,619.60 = 99,076,207.20 : x
  2. Step 2: Convert to fraction form
    101,091,746.40/151,637,619.60 = 99,076,207.20/x
  3. Step 3: Cross multiply
    101,091,746.40x = 151,637,619.60 × 99,076,207.20
  4. Step 4: Simplify right side
    101,091,746.40x = 15,023,680,218,804,380
  5. Step 5: Solve for x
    x = 15,023,680,218,804,380/101,091,746.40
  6. Step 6: Final answer
    x = 148,614,310.80

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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.