Home / 98,928,006.20-148,392,009.30-88,346,425.40

Finding the Fourth Proportional to 98,928,006.20, 148,392,009.30 and 88,346,425.40

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Solution

The fourth proportional to 98,928,006.20, 148,392,009.30 and 88,346,425.40 is: 132,519,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,928,006.20 : 148,392,009.30 = 88,346,425.40 : x
  2. Step 2: Convert to fraction form
    98,928,006.20/148,392,009.30 = 88,346,425.40/x
  3. Step 3: Cross multiply
    98,928,006.20x = 148,392,009.30 × 88,346,425.40
  4. Step 4: Simplify right side
    98,928,006.20x = 13,109,903,579,578,558
  5. Step 5: Solve for x
    x = 13,109,903,579,578,558/98,928,006.20
  6. Step 6: Final answer
    x = 132,519,638.10

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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.