Home / 49,326,984,089.29-74,021,600,536.93-20,996,869,343.83

Finding the Fourth Proportional to 49,326,984,089.29, 74,021,600,536.93 and 20,996,869,343.83

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Solution

The fourth proportional to 49,326,984,089.29, 74,021,600,536.93 and 20,996,869,343.83 is: 31,508,552,646.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,326,984,089.29 : 74,021,600,536.93 = 20,996,869,343.83 : x
  2. Step 2: Convert to fraction form
    49,326,984,089.29/74,021,600,536.93 = 20,996,869,343.83/x
  3. Step 3: Cross multiply
    49,326,984,089.29x = 74,021,600,536.93 × 20,996,869,343.83
  4. Step 4: Simplify right side
    49,326,984,089.29x = 1,554,221,875,094,725,591,040
  5. Step 5: Solve for x
    x = 1,554,221,875,094,725,591,040/49,326,984,089.29
  6. Step 6: Final answer
    x = 31,508,552,646.99

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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.