Home / 160,489,289.49-240,736,148.58-45,473,721.12

Finding the Fourth Proportional to 160,489,289.49, 240,736,148.58 and 45,473,721.12

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Solution

The fourth proportional to 160,489,289.49, 240,736,148.58 and 45,473,721.12 is: 68,211,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,489,289.49 : 240,736,148.58 = 45,473,721.12 : x
  2. Step 2: Convert to fraction form
    160,489,289.49/240,736,148.58 = 45,473,721.12/x
  3. Step 3: Cross multiply
    160,489,289.49x = 240,736,148.58 × 45,473,721.12
  4. Step 4: Simplify right side
    160,489,289.49x = 10,947,168,484,029,804
  5. Step 5: Solve for x
    x = 10,947,168,484,029,804/160,489,289.49
  6. Step 6: Final answer
    x = 68,211,209.10

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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.