Home / 148,859,456.40-223,355,539.80-68,038,822.80

Finding the Fourth Proportional to 148,859,456.40, 223,355,539.80 and 68,038,822.80

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Solution

The fourth proportional to 148,859,456.40, 223,355,539.80 and 68,038,822.80 is: 102,088,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,859,456.40 : 223,355,539.80 = 68,038,822.80 : x
  2. Step 2: Convert to fraction form
    148,859,456.40/223,355,539.80 = 68,038,822.80/x
  3. Step 3: Cross multiply
    148,859,456.40x = 223,355,539.80 × 68,038,822.80
  4. Step 4: Simplify right side
    148,859,456.40x = 15,196,847,993,850,548
  5. Step 5: Solve for x
    x = 15,196,847,993,850,548/148,859,456.40
  6. Step 6: Final answer
    x = 102,088,563.01

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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.