Home / 98,415,254.40-147,622,881.60-96,714,643.20

Finding the Fourth Proportional to 98,415,254.40, 147,622,881.60 and 96,714,643.20

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Solution

The fourth proportional to 98,415,254.40, 147,622,881.60 and 96,714,643.20 is: 145,071,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,254.40 : 147,622,881.60 = 96,714,643.20 : x
  2. Step 2: Convert to fraction form
    98,415,254.40/147,622,881.60 = 96,714,643.20/x
  3. Step 3: Cross multiply
    98,415,254.40x = 147,622,881.60 × 96,714,643.20
  4. Step 4: Simplify right side
    98,415,254.40x = 14,277,294,322,099,844
  5. Step 5: Solve for x
    x = 14,277,294,322,099,844/98,415,254.40
  6. Step 6: Final answer
    x = 145,071,964.80

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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.