Home / 107,148,799,042.47-160,723,619,728.88-43,407,348,981.03

Finding the Fourth Proportional to 107,148,799,042.47, 160,723,619,728.88 and 43,407,348,981.03

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Solution

The fourth proportional to 107,148,799,042.47, 160,723,619,728.88 and 43,407,348,981.03 is: 65,111,194,090.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,148,799,042.47 : 160,723,619,728.88 = 43,407,348,981.03 : x
  2. Step 2: Convert to fraction form
    107,148,799,042.47/160,723,619,728.88 = 43,407,348,981.03/x
  3. Step 3: Cross multiply
    107,148,799,042.47x = 160,723,619,728.88 × 43,407,348,981.03
  4. Step 4: Simplify right side
    107,148,799,042.47x = 6,976,586,251,065,852,166,144
  5. Step 5: Solve for x
    x = 6,976,586,251,065,852,166,144/107,148,799,042.47
  6. Step 6: Final answer
    x = 65,111,194,090.94

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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.