Home / 93,182,969.43-128,602,063.80-56,025,353.43

Finding the Fourth Proportional to 93,182,969.43, 128,602,063.80 and 56,025,353.43

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Solution

The fourth proportional to 93,182,969.43, 128,602,063.80 and 56,025,353.43 is: 77,320,739.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,182,969.43 : 128,602,063.80 = 56,025,353.43 : x
  2. Step 2: Convert to fraction form
    93,182,969.43/128,602,063.80 = 56,025,353.43/x
  3. Step 3: Cross multiply
    93,182,969.43x = 128,602,063.80 × 56,025,353.43
  4. Step 4: Simplify right side
    93,182,969.43x = 7,204,976,076,222,409
  5. Step 5: Solve for x
    x = 7,204,976,076,222,409/93,182,969.43
  6. Step 6: Final answer
    x = 77,320,739.19

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1.5x scale

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.