Home / 883,300,569.38-1,218,938,971.70-481,417,937.81

Finding the Fourth Proportional to 883,300,569.38, 1,218,938,971.70 and 481,417,937.81

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Solution

The fourth proportional to 883,300,569.38, 1,218,938,971.70 and 481,417,937.81 is: 664,348,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,300,569.38 : 1,218,938,971.70 = 481,417,937.81 : x
  2. Step 2: Convert to fraction form
    883,300,569.38/1,218,938,971.70 = 481,417,937.81/x
  3. Step 3: Cross multiply
    883,300,569.38x = 1,218,938,971.70 × 481,417,937.81
  4. Step 4: Simplify right side
    883,300,569.38x = 586,819,086,063,554,176
  5. Step 5: Solve for x
    x = 586,819,086,063,554,176/883,300,569.38
  6. Step 6: Final answer
    x = 664,348,135.18

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Double scale
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1.5x scale

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.