Home / 98,136,908.41-135,428,954.93-53,482,891.07

Finding the Fourth Proportional to 98,136,908.41, 135,428,954.93 and 53,482,891.07

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Solution

The fourth proportional to 98,136,908.41, 135,428,954.93 and 53,482,891.07 is: 73,806,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,136,908.41 : 135,428,954.93 = 53,482,891.07 : x
  2. Step 2: Convert to fraction form
    98,136,908.41/135,428,954.93 = 53,482,891.07/x
  3. Step 3: Cross multiply
    98,136,908.41x = 135,428,954.93 × 53,482,891.07
  4. Step 4: Simplify right side
    98,136,908.41x = 7,243,132,044,245,130
  5. Step 5: Solve for x
    x = 7,243,132,044,245,130/98,136,908.41
  6. Step 6: Final answer
    x = 73,806,401.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.