Home / 1,534,602,566.76-2,117,664,590.91-865,507,620.51

Finding the Fourth Proportional to 1,534,602,566.76, 2,117,664,590.91 and 865,507,620.51

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Solution

The fourth proportional to 1,534,602,566.76, 2,117,664,590.91 and 865,507,620.51 is: 1,194,351,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,602,566.76 : 2,117,664,590.91 = 865,507,620.51 : x
  2. Step 2: Convert to fraction form
    1,534,602,566.76/2,117,664,590.91 = 865,507,620.51/x
  3. Step 3: Cross multiply
    1,534,602,566.76x = 2,117,664,590.91 × 865,507,620.51
  4. Step 4: Simplify right side
    1,534,602,566.76x = 1,832,854,841,116,796,672
  5. Step 5: Solve for x
    x = 1,832,854,841,116,796,672/1,534,602,566.76
  6. Step 6: Final answer
    x = 1,194,351,476.28

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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.