Home / 99,314,590.34-148,875,270.14-47,485,724.42

Finding the Fourth Proportional to 99,314,590.34, 148,875,270.14 and 47,485,724.42

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Solution

The fourth proportional to 99,314,590.34, 148,875,270.14 and 47,485,724.42 is: 71,182,391.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,314,590.34 : 148,875,270.14 = 47,485,724.42 : x
  2. Step 2: Convert to fraction form
    99,314,590.34/148,875,270.14 = 47,485,724.42/x
  3. Step 3: Cross multiply
    99,314,590.34x = 148,875,270.14 × 47,485,724.42
  4. Step 4: Simplify right side
    99,314,590.34x = 7,069,450,050,821,094
  5. Step 5: Solve for x
    x = 7,069,450,050,821,094/99,314,590.34
  6. Step 6: Final answer
    x = 71,182,391.50

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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.