Home / 1,190,774,668,972.60-1,786,161,904,950.90-330,248,827,280.06

Finding the Fourth Proportional to 1,190,774,668,972.60, 1,786,161,904,950.90 and 330,248,827,280.06

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Solution

The fourth proportional to 1,190,774,668,972.60, 1,786,161,904,950.90 and 330,248,827,280.06 is: 495,373,213,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,774,668,972.60 : 1,786,161,904,950.90 = 330,248,827,280.06 : x
  2. Step 2: Convert to fraction form
    1,190,774,668,972.60/1,786,161,904,950.90 = 330,248,827,280.06/x
  3. Step 3: Cross multiply
    1,190,774,668,972.60x = 1,786,161,904,950.90 × 330,248,827,280.06
  4. Step 4: Simplify right side
    1,190,774,668,972.60x = 589,877,874,442,352,684,171,264
  5. Step 5: Solve for x
    x = 589,877,874,442,352,684,171,264/1,190,774,668,972.60
  6. Step 6: Final answer
    x = 495,373,213,599.93

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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.