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Finding the Fourth Proportional to 1,064,509,921.27, 1,470,461,526.63 and 802,174,897.27

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Solution

The fourth proportional to 1,064,509,921.27, 1,470,461,526.63 and 802,174,897.27 is: 1,108,084,857.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,509,921.27 : 1,470,461,526.63 = 802,174,897.27 : x
  2. Step 2: Convert to fraction form
    1,064,509,921.27/1,470,461,526.63 = 802,174,897.27/x
  3. Step 3: Cross multiply
    1,064,509,921.27x = 1,470,461,526.63 × 802,174,897.27
  4. Step 4: Simplify right side
    1,064,509,921.27x = 1,179,567,324,052,544,512
  5. Step 5: Solve for x
    x = 1,179,567,324,052,544,512/1,064,509,921.27
  6. Step 6: Final answer
    x = 1,108,084,857.16

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Half scale
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Double scale
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1.5x scale

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.