Home / 13,144,167,979.31-19,716,403,428.74-4,750,711,056.74

Finding the Fourth Proportional to 13,144,167,979.31, 19,716,403,428.74 and 4,750,711,056.74

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Solution

The fourth proportional to 13,144,167,979.31, 19,716,403,428.74 and 4,750,711,056.74 is: 7,126,121,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,167,979.31 : 19,716,403,428.74 = 4,750,711,056.74 : x
  2. Step 2: Convert to fraction form
    13,144,167,979.31/19,716,403,428.74 = 4,750,711,056.74/x
  3. Step 3: Cross multiply
    13,144,167,979.31x = 19,716,403,428.74 × 4,750,711,056.74
  4. Step 4: Simplify right side
    13,144,167,979.31x = 93,666,935,768,061,575,168
  5. Step 5: Solve for x
    x = 93,666,935,768,061,575,168/13,144,167,979.31
  6. Step 6: Final answer
    x = 7,126,121,327.38

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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.