Home / 25,661,646,373.05-38,470,212,808.34-9,929,642,914.17

Finding the Fourth Proportional to 25,661,646,373.05, 38,470,212,808.34 and 9,929,642,914.17

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Solution

The fourth proportional to 25,661,646,373.05, 38,470,212,808.34 and 9,929,642,914.17 is: 14,885,852,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661,646,373.05 : 38,470,212,808.34 = 9,929,642,914.17 : x
  2. Step 2: Convert to fraction form
    25,661,646,373.05/38,470,212,808.34 = 9,929,642,914.17/x
  3. Step 3: Cross multiply
    25,661,646,373.05x = 38,470,212,808.34 × 9,929,642,914.17
  4. Step 4: Simplify right side
    25,661,646,373.05x = 381,995,476,018,895,585,280
  5. Step 5: Solve for x
    x = 381,995,476,018,895,585,280/25,661,646,373.05
  6. Step 6: Final answer
    x = 14,885,852,235.11

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1.5x scale

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.