Home / 94,751,999.80-142,127,999.70-93,240,345.40

Finding the Fourth Proportional to 94,751,999.80, 142,127,999.70 and 93,240,345.40

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Solution

The fourth proportional to 94,751,999.80, 142,127,999.70 and 93,240,345.40 is: 139,860,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,751,999.80 : 142,127,999.70 = 93,240,345.40 : x
  2. Step 2: Convert to fraction form
    94,751,999.80/142,127,999.70 = 93,240,345.40/x
  3. Step 3: Cross multiply
    94,751,999.80x = 142,127,999.70 × 93,240,345.40
  4. Step 4: Simplify right side
    94,751,999.80x = 13,252,063,783,039,096
  5. Step 5: Solve for x
    x = 13,252,063,783,039,096/94,751,999.80
  6. Step 6: Final answer
    x = 139,860,518.10

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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.