Home / 105,720,004.80-158,370,055.20-93,094,891.20

Finding the Fourth Proportional to 105,720,004.80, 158,370,055.20 and 93,094,891.20

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Solution

The fourth proportional to 105,720,004.80, 158,370,055.20 and 93,094,891.20 is: 139,457,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,720,004.80 : 158,370,055.20 = 93,094,891.20 : x
  2. Step 2: Convert to fraction form
    105,720,004.80/158,370,055.20 = 93,094,891.20/x
  3. Step 3: Cross multiply
    105,720,004.80x = 158,370,055.20 × 93,094,891.20
  4. Step 4: Simplify right side
    105,720,004.80x = 14,743,443,058,181,994
  5. Step 5: Solve for x
    x = 14,743,443,058,181,994/105,720,004.80
  6. Step 6: Final answer
    x = 139,457,457.33

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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.