Home / 1,055,038,528.09-1,455,939,431.42-602,911,351.13

Finding the Fourth Proportional to 1,055,038,528.09, 1,455,939,431.42 and 602,911,351.13

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Solution

The fourth proportional to 1,055,038,528.09, 1,455,939,431.42 and 602,911,351.13 is: 832,009,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,038,528.09 : 1,455,939,431.42 = 602,911,351.13 : x
  2. Step 2: Convert to fraction form
    1,055,038,528.09/1,455,939,431.42 = 602,911,351.13/x
  3. Step 3: Cross multiply
    1,055,038,528.09x = 1,455,939,431.42 × 602,911,351.13
  4. Step 4: Simplify right side
    1,055,038,528.09x = 877,802,409,760,876,160
  5. Step 5: Solve for x
    x = 877,802,409,760,876,160/1,055,038,528.09
  6. Step 6: Final answer
    x = 832,009,814.23

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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.