Home / 1,015,019,375,055.20-1,523,155,307,905.10-470,366,352,953.68

Finding the Fourth Proportional to 1,015,019,375,055.20, 1,523,155,307,905.10 and 470,366,352,953.68

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Solution

The fourth proportional to 1,015,019,375,055.20, 1,523,155,307,905.10 and 470,366,352,953.68 is: 705,839,735,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,019,375,055.20 : 1,523,155,307,905.10 = 470,366,352,953.68 : x
  2. Step 2: Convert to fraction form
    1,015,019,375,055.20/1,523,155,307,905.10 = 470,366,352,953.68/x
  3. Step 3: Cross multiply
    1,015,019,375,055.20x = 1,523,155,307,905.10 × 470,366,352,953.68
  4. Step 4: Simplify right side
    1,015,019,375,055.20x = 716,441,007,161,361,448,304,640
  5. Step 5: Solve for x
    x = 716,441,007,161,361,448,304,640/1,015,019,375,055.20
  6. Step 6: Final answer
    x = 705,839,735,445.84

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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.