Home / 98,415,256.80-147,622,885.20-97,848,386.40

Finding the Fourth Proportional to 98,415,256.80, 147,622,885.20 and 97,848,386.40

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Solution

The fourth proportional to 98,415,256.80, 147,622,885.20 and 97,848,386.40 is: 146,772,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,256.80 : 147,622,885.20 = 97,848,386.40 : x
  2. Step 2: Convert to fraction form
    98,415,256.80/147,622,885.20 = 97,848,386.40/x
  3. Step 3: Cross multiply
    98,415,256.80x = 147,622,885.20 × 97,848,386.40
  4. Step 4: Simplify right side
    98,415,256.80x = 14,444,661,112,532,440
  5. Step 5: Solve for x
    x = 14,444,661,112,532,440/98,415,256.80
  6. Step 6: Final answer
    x = 146,772,579.60

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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.