Home / 99,163,403.80-148,745,105.70-98,596,533.40

Finding the Fourth Proportional to 99,163,403.80, 148,745,105.70 and 98,596,533.40

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Solution

The fourth proportional to 99,163,403.80, 148,745,105.70 and 98,596,533.40 is: 147,894,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,163,403.80 : 148,745,105.70 = 98,596,533.40 : x
  2. Step 2: Convert to fraction form
    99,163,403.80/148,745,105.70 = 98,596,533.40/x
  3. Step 3: Cross multiply
    99,163,403.80x = 148,745,105.70 × 98,596,533.40
  4. Step 4: Simplify right side
    99,163,403.80x = 14,665,751,782,236,580
  5. Step 5: Solve for x
    x = 14,665,751,782,236,580/99,163,403.80
  6. Step 6: Final answer
    x = 147,894,800.10

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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.