Home / 9,175,778,966.73-12,657,990,959.87-5,792,880,866.25

Finding the Fourth Proportional to 9,175,778,966.73, 12,657,990,959.87 and 5,792,880,866.25

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Solution

The fourth proportional to 9,175,778,966.73, 12,657,990,959.87 and 5,792,880,866.25 is: 7,991,281,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,175,778,966.73 : 12,657,990,959.87 = 5,792,880,866.25 : x
  2. Step 2: Convert to fraction form
    9,175,778,966.73/12,657,990,959.87 = 5,792,880,866.25/x
  3. Step 3: Cross multiply
    9,175,778,966.73x = 12,657,990,959.87 × 5,792,880,866.25
  4. Step 4: Simplify right side
    9,175,778,966.73x = 73,326,233,636,596,400,128
  5. Step 5: Solve for x
    x = 73,326,233,636,596,400,128/9,175,778,966.73
  6. Step 6: Final answer
    x = 7,991,281,601.54

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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.