Home / 1,224,225,521.90-1,839,921,463.65-1,066,565,566.70

Finding the Fourth Proportional to 1,224,225,521.90, 1,839,921,463.65 and 1,066,565,566.70

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Solution

The fourth proportional to 1,224,225,521.90, 1,839,921,463.65 and 1,066,565,566.70 is: 1,602,970,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,225,521.90 : 1,839,921,463.65 = 1,066,565,566.70 : x
  2. Step 2: Convert to fraction form
    1,224,225,521.90/1,839,921,463.65 = 1,066,565,566.70/x
  3. Step 3: Cross multiply
    1,224,225,521.90x = 1,839,921,463.65 × 1,066,565,566.70
  4. Step 4: Simplify right side
    1,224,225,521.90x = 1,962,396,878,561,355,776
  5. Step 5: Solve for x
    x = 1,962,396,878,561,355,776/1,224,225,521.90
  6. Step 6: Final answer
    x = 1,602,970,076.56

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Double scale
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1.5x scale

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.