Home / 649,326,831.96-973,976,602.08-158,042,842.52

Finding the Fourth Proportional to 649,326,831.96, 973,976,602.08 and 158,042,842.52

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Solution

The fourth proportional to 649,326,831.96, 973,976,602.08 and 158,042,842.52 is: 237,060,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,326,831.96 : 973,976,602.08 = 158,042,842.52 : x
  2. Step 2: Convert to fraction form
    649,326,831.96/973,976,602.08 = 158,042,842.52/x
  3. Step 3: Cross multiply
    649,326,831.96x = 973,976,602.08 × 158,042,842.52
  4. Step 4: Simplify right side
    649,326,831.96x = 153,930,030,743,129,088
  5. Step 5: Solve for x
    x = 153,930,030,743,129,088/649,326,831.96
  6. Step 6: Final answer
    x = 237,060,942.45

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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.