Home / 944,574,870.75-1,303,450,336.02-542,701,548.51

Finding the Fourth Proportional to 944,574,870.75, 1,303,450,336.02 and 542,701,548.51

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Solution

The fourth proportional to 944,574,870.75, 1,303,450,336.02 and 542,701,548.51 is: 748,891,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,574,870.75 : 1,303,450,336.02 = 542,701,548.51 : x
  2. Step 2: Convert to fraction form
    944,574,870.75/1,303,450,336.02 = 542,701,548.51/x
  3. Step 3: Cross multiply
    944,574,870.75x = 1,303,450,336.02 × 542,701,548.51
  4. Step 4: Simplify right side
    944,574,870.75x = 707,384,515,763,933,824
  5. Step 5: Solve for x
    x = 707,384,515,763,933,824/944,574,870.75
  6. Step 6: Final answer
    x = 748,891,948.82

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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.