Home / 649,326,831.59-973,976,601.51-158,042,842.15

Finding the Fourth Proportional to 649,326,831.59, 973,976,601.51 and 158,042,842.15

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Solution

The fourth proportional to 649,326,831.59, 973,976,601.51 and 158,042,842.15 is: 237,060,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,326,831.59 : 973,976,601.51 = 158,042,842.15 : x
  2. Step 2: Convert to fraction form
    649,326,831.59/973,976,601.51 = 158,042,842.15/x
  3. Step 3: Cross multiply
    649,326,831.59x = 973,976,601.51 × 158,042,842.15
  4. Step 4: Simplify right side
    649,326,831.59x = 153,930,030,290,238,400
  5. Step 5: Solve for x
    x = 153,930,030,290,238,400/649,326,831.59
  6. Step 6: Final answer
    x = 237,060,941.89

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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.