Home / 103,065,268.70-154,597,903.05-98,026,420.70

Finding the Fourth Proportional to 103,065,268.70, 154,597,903.05 and 98,026,420.70

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Solution

The fourth proportional to 103,065,268.70, 154,597,903.05 and 98,026,420.70 is: 147,039,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,065,268.70 : 154,597,903.05 = 98,026,420.70 : x
  2. Step 2: Convert to fraction form
    103,065,268.70/154,597,903.05 = 98,026,420.70/x
  3. Step 3: Cross multiply
    103,065,268.70x = 154,597,903.05 × 98,026,420.70
  4. Step 4: Simplify right side
    103,065,268.70x = 15,154,679,083,717,114
  5. Step 5: Solve for x
    x = 15,154,679,083,717,114/103,065,268.70
  6. Step 6: Final answer
    x = 147,039,631.05

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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.