Home / 92,169,641.28-127,197,969.12-53,011,428.96

Finding the Fourth Proportional to 92,169,641.28, 127,197,969.12 and 53,011,428.96

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Solution

The fourth proportional to 92,169,641.28, 127,197,969.12 and 53,011,428.96 is: 73,157,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,169,641.28 : 127,197,969.12 = 53,011,428.96 : x
  2. Step 2: Convert to fraction form
    92,169,641.28/127,197,969.12 = 53,011,428.96/x
  3. Step 3: Cross multiply
    92,169,641.28x = 127,197,969.12 × 53,011,428.96
  4. Step 4: Simplify right side
    92,169,641.28x = 6,742,946,103,861,154
  5. Step 5: Solve for x
    x = 6,742,946,103,861,154/92,169,641.28
  6. Step 6: Final answer
    x = 73,157,994.44

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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.