Home / 102,798,637.40-154,197,956.10-98,263,674.20

Finding the Fourth Proportional to 102,798,637.40, 154,197,956.10 and 98,263,674.20

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Solution

The fourth proportional to 102,798,637.40, 154,197,956.10 and 98,263,674.20 is: 147,395,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,798,637.40 : 154,197,956.10 = 98,263,674.20 : x
  2. Step 2: Convert to fraction form
    102,798,637.40/154,197,956.10 = 98,263,674.20/x
  3. Step 3: Cross multiply
    102,798,637.40x = 154,197,956.10 × 98,263,674.20
  4. Step 4: Simplify right side
    102,798,637.40x = 15,152,057,720,516,302
  5. Step 5: Solve for x
    x = 15,152,057,720,516,302/102,798,637.40
  6. Step 6: Final answer
    x = 147,395,511.30

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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.