Home / 797,257,691.60-1,195,886,537.40-720,730,187.60

Finding the Fourth Proportional to 797,257,691.60, 1,195,886,537.40 and 720,730,187.60

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Solution

The fourth proportional to 797,257,691.60, 1,195,886,537.40 and 720,730,187.60 is: 1,081,095,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,257,691.60 : 1,195,886,537.40 = 720,730,187.60 : x
  2. Step 2: Convert to fraction form
    797,257,691.60/1,195,886,537.40 = 720,730,187.60/x
  3. Step 3: Cross multiply
    797,257,691.60x = 1,195,886,537.40 × 720,730,187.60
  4. Step 4: Simplify right side
    797,257,691.60x = 861,911,528,448,616,576
  5. Step 5: Solve for x
    x = 861,911,528,448,616,576/797,257,691.60
  6. Step 6: Final answer
    x = 1,081,095,281.40

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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.