Home / 577,745,970,965.32-865,865,075,539.89-322,765,055,061.15

Finding the Fourth Proportional to 577,745,970,965.32, 865,865,075,539.89 and 322,765,055,061.15

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Solution

The fourth proportional to 577,745,970,965.32, 865,865,075,539.89 and 322,765,055,061.15 is: 483,726,417,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,745,970,965.32 : 865,865,075,539.89 = 322,765,055,061.15 : x
  2. Step 2: Convert to fraction form
    577,745,970,965.32/865,865,075,539.89 = 322,765,055,061.15/x
  3. Step 3: Cross multiply
    577,745,970,965.32x = 865,865,075,539.89 × 322,765,055,061.15
  4. Step 4: Simplify right side
    577,745,970,965.32x = 279,470,988,782,159,412,592,640
  5. Step 5: Solve for x
    x = 279,470,988,782,159,412,592,640/577,745,970,965.32
  6. Step 6: Final answer
    x = 483,726,417,538.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.