Home / 11,709,696,510.45-16,143,773,881.32-9,306,404,055.63

Finding the Fourth Proportional to 11,709,696,510.45, 16,143,773,881.32 and 9,306,404,055.63

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Solution

The fourth proportional to 11,709,696,510.45, 16,143,773,881.32 and 9,306,404,055.63 is: 12,830,433,529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709,696,510.45 : 16,143,773,881.32 = 9,306,404,055.63 : x
  2. Step 2: Convert to fraction form
    11,709,696,510.45/16,143,773,881.32 = 9,306,404,055.63/x
  3. Step 3: Cross multiply
    11,709,696,510.45x = 16,143,773,881.32 × 9,306,404,055.63
  4. Step 4: Simplify right side
    11,709,696,510.45x = 150,240,482,722,290,106,368
  5. Step 5: Solve for x
    x = 150,240,482,722,290,106,368/11,709,696,510.45
  6. Step 6: Final answer
    x = 12,830,433,529.02

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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.