Home / 186,996,923.10-280,495,384.65-84,960,251.10

Finding the Fourth Proportional to 186,996,923.10, 280,495,384.65 and 84,960,251.10

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Solution

The fourth proportional to 186,996,923.10, 280,495,384.65 and 84,960,251.10 is: 127,440,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,996,923.10 : 280,495,384.65 = 84,960,251.10 : x
  2. Step 2: Convert to fraction form
    186,996,923.10/280,495,384.65 = 84,960,251.10/x
  3. Step 3: Cross multiply
    186,996,923.10x = 280,495,384.65 × 84,960,251.10
  4. Step 4: Simplify right side
    186,996,923.10x = 23,830,958,312,255,080
  5. Step 5: Solve for x
    x = 23,830,958,312,255,080/186,996,923.10
  6. Step 6: Final answer
    x = 127,440,376.65

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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.