Home / 98,249,344.02-135,581,700.42-54,195,378.30

Finding the Fourth Proportional to 98,249,344.02, 135,581,700.42 and 54,195,378.30

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Solution

The fourth proportional to 98,249,344.02, 135,581,700.42 and 54,195,378.30 is: 74,788,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,249,344.02 : 135,581,700.42 = 54,195,378.30 : x
  2. Step 2: Convert to fraction form
    98,249,344.02/135,581,700.42 = 54,195,378.30/x
  3. Step 3: Cross multiply
    98,249,344.02x = 135,581,700.42 × 54,195,378.30
  4. Step 4: Simplify right side
    98,249,344.02x = 7,347,901,544,819,168
  5. Step 5: Solve for x
    x = 7,347,901,544,819,168/98,249,344.02
  6. Step 6: Final answer
    x = 74,788,301.32

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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.