Home / 300,670,776,516.08-414,927,830,088.24-163,492,619,763.76

Finding the Fourth Proportional to 300,670,776,516.08, 414,927,830,088.24 and 163,492,619,763.76

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Solution

The fourth proportional to 300,670,776,516.08, 414,927,830,088.24 and 163,492,619,763.76 is: 225,620,988,976.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,670,776,516.08 : 414,927,830,088.24 = 163,492,619,763.76 : x
  2. Step 2: Convert to fraction form
    300,670,776,516.08/414,927,830,088.24 = 163,492,619,763.76/x
  3. Step 3: Cross multiply
    300,670,776,516.08x = 414,927,830,088.24 × 163,492,619,763.76
  4. Step 4: Simplify right side
    300,670,776,516.08x = 67,837,637,954,018,641,707,008
  5. Step 5: Solve for x
    x = 67,837,637,954,018,641,707,008/300,670,776,516.08
  6. Step 6: Final answer
    x = 225,620,988,976.93

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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.