Home / 293,239,702,372.28-439,622,186,547.02-91,677,685,516.30

Finding the Fourth Proportional to 293,239,702,372.28, 439,622,186,547.02 and 91,677,685,516.30

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Solution

The fourth proportional to 293,239,702,372.28, 439,622,186,547.02 and 91,677,685,516.30 is: 137,442,318,479.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,239,702,372.28 : 439,622,186,547.02 = 91,677,685,516.30 : x
  2. Step 2: Convert to fraction form
    293,239,702,372.28/439,622,186,547.02 = 91,677,685,516.30/x
  3. Step 3: Cross multiply
    293,239,702,372.28x = 439,622,186,547.02 × 91,677,685,516.30
  4. Step 4: Simplify right side
    293,239,702,372.28x = 40,303,544,564,245,873,033,216
  5. Step 5: Solve for x
    x = 40,303,544,564,245,873,033,216/293,239,702,372.28
  6. Step 6: Final answer
    x = 137,442,318,479.37

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1.5x scale

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.