Home / 254,975,605,220.10-382,463,407,830.15-105,838,805,424.90

Finding the Fourth Proportional to 254,975,605,220.10, 382,463,407,830.15 and 105,838,805,424.90

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Solution

The fourth proportional to 254,975,605,220.10, 382,463,407,830.15 and 105,838,805,424.90 is: 158,758,208,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,975,605,220.10 : 382,463,407,830.15 = 105,838,805,424.90 : x
  2. Step 2: Convert to fraction form
    254,975,605,220.10/382,463,407,830.15 = 105,838,805,424.90/x
  3. Step 3: Cross multiply
    254,975,605,220.10x = 382,463,407,830.15 × 105,838,805,424.90
  4. Step 4: Simplify right side
    254,975,605,220.10x = 40,479,470,203,479,418,470,400
  5. Step 5: Solve for x
    x = 40,479,470,203,479,418,470,400/254,975,605,220.10
  6. Step 6: Final answer
    x = 158,758,208,137.35

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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.