Home / 142,117,300,858.14-213,177,588,907.64-51,365,609,362.74

Finding the Fourth Proportional to 142,117,300,858.14, 213,177,588,907.64 and 51,365,609,362.74

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Solution

The fourth proportional to 142,117,300,858.14, 213,177,588,907.64 and 51,365,609,362.74 is: 77,049,005,931.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,117,300,858.14 : 213,177,588,907.64 = 51,365,609,362.74 : x
  2. Step 2: Convert to fraction form
    142,117,300,858.14/213,177,588,907.64 = 51,365,609,362.74/x
  3. Step 3: Cross multiply
    142,117,300,858.14x = 213,177,588,907.64 × 51,365,609,362.74
  4. Step 4: Simplify right side
    142,117,300,858.14x = 10,949,996,756,719,546,400,768
  5. Step 5: Solve for x
    x = 10,949,996,756,719,546,400,768/142,117,300,858.14
  6. Step 6: Final answer
    x = 77,049,005,931.02

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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.