Home / 7,710,661,169,386.40-10,640,796,787,640-4,194,980,229,940.50

Finding the Fourth Proportional to 7,710,661,169,386.40, 10,640,796,787,640 and 4,194,980,229,940.50

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Solution

The fourth proportional to 7,710,661,169,386.40, 10,640,796,787,640 and 4,194,980,229,940.50 is: 5,789,118,620,876.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,661,169,386.40 : 10,640,796,787,640 = 4,194,980,229,940.50 : x
  2. Step 2: Convert to fraction form
    7,710,661,169,386.40/10,640,796,787,640 = 4,194,980,229,940.50/x
  3. Step 3: Cross multiply
    7,710,661,169,386.40x = 10,640,796,787,640 × 4,194,980,229,940.50
  4. Step 4: Simplify right side
    7,710,661,169,386.40x = 44,637,932,154,964,180,838,907,904
  5. Step 5: Solve for x
    x = 44,637,932,154,964,180,838,907,904/7,710,661,169,386.40
  6. Step 6: Final answer
    x = 5,789,118,620,876.50

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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.