Home / 64,730,655.43-89,329,621.31-35,363,890.07

Finding the Fourth Proportional to 64,730,655.43, 89,329,621.31 and 35,363,890.07

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Solution

The fourth proportional to 64,730,655.43, 89,329,621.31 and 35,363,890.07 is: 48,802,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,730,655.43 : 89,329,621.31 = 35,363,890.07 : x
  2. Step 2: Convert to fraction form
    64,730,655.43/89,329,621.31 = 35,363,890.07/x
  3. Step 3: Cross multiply
    64,730,655.43x = 89,329,621.31 × 35,363,890.07
  4. Step 4: Simplify right side
    64,730,655.43x = 3,159,042,907,554,921
  5. Step 5: Solve for x
    x = 3,159,042,907,554,921/64,730,655.43
  6. Step 6: Final answer
    x = 48,802,887.70

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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.