Home / 867,071,453.58-1,196,559,787.59-470,594,448.27

Finding the Fourth Proportional to 867,071,453.58, 1,196,559,787.59 and 470,594,448.27

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Solution

The fourth proportional to 867,071,453.58, 1,196,559,787.59 and 470,594,448.27 is: 649,420,979.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,071,453.58 : 1,196,559,787.59 = 470,594,448.27 : x
  2. Step 2: Convert to fraction form
    867,071,453.58/1,196,559,787.59 = 470,594,448.27/x
  3. Step 3: Cross multiply
    867,071,453.58x = 1,196,559,787.59 × 470,594,448.27
  4. Step 4: Simplify right side
    867,071,453.58x = 563,094,393,062,984,384
  5. Step 5: Solve for x
    x = 563,094,393,062,984,384/867,071,453.58
  6. Step 6: Final answer
    x = 649,420,979.94

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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.