Home / 883,300,570.38-1,218,938,973.07-481,417,938.81

Finding the Fourth Proportional to 883,300,570.38, 1,218,938,973.07 and 481,417,938.81

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Solution

The fourth proportional to 883,300,570.38, 1,218,938,973.07 and 481,417,938.81 is: 664,348,136.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,300,570.38 : 1,218,938,973.07 = 481,417,938.81 : x
  2. Step 2: Convert to fraction form
    883,300,570.38/1,218,938,973.07 = 481,417,938.81/x
  3. Step 3: Cross multiply
    883,300,570.38x = 1,218,938,973.07 × 481,417,938.81
  4. Step 4: Simplify right side
    883,300,570.38x = 586,819,087,950,537,472
  5. Step 5: Solve for x
    x = 586,819,087,950,537,472/883,300,570.38
  6. Step 6: Final answer
    x = 664,348,136.56

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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.