Home / 93,182,970.43-128,602,065.18-56,025,354.43

Finding the Fourth Proportional to 93,182,970.43, 128,602,065.18 and 56,025,354.43

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Solution

The fourth proportional to 93,182,970.43, 128,602,065.18 and 56,025,354.43 is: 77,320,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,182,970.43 : 128,602,065.18 = 56,025,354.43 : x
  2. Step 2: Convert to fraction form
    93,182,970.43/128,602,065.18 = 56,025,354.43/x
  3. Step 3: Cross multiply
    93,182,970.43x = 128,602,065.18 × 56,025,354.43
  4. Step 4: Simplify right side
    93,182,970.43x = 7,204,976,282,139,462
  5. Step 5: Solve for x
    x = 7,204,976,282,139,462/93,182,970.43
  6. Step 6: Final answer
    x = 77,320,740.57

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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.