Home / 62,209,108.80-93,313,663.20-39,422,318.40

Finding the Fourth Proportional to 62,209,108.80, 93,313,663.20 and 39,422,318.40

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Solution

The fourth proportional to 62,209,108.80, 93,313,663.20 and 39,422,318.40 is: 59,133,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,209,108.80 : 93,313,663.20 = 39,422,318.40 : x
  2. Step 2: Convert to fraction form
    62,209,108.80/93,313,663.20 = 39,422,318.40/x
  3. Step 3: Cross multiply
    62,209,108.80x = 93,313,663.20 × 39,422,318.40
  4. Step 4: Simplify right side
    62,209,108.80x = 3,678,640,941,740,763
  5. Step 5: Solve for x
    x = 3,678,640,941,740,763/62,209,108.80
  6. Step 6: Final answer
    x = 59,133,477.60

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1.5x scale

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.