Home / 86,066,314,965.72-118,771,927,174.89-47,485,232,901.63

Finding the Fourth Proportional to 86,066,314,965.72, 118,771,927,174.89 and 47,485,232,901.63

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Solution

The fourth proportional to 86,066,314,965.72, 118,771,927,174.89 and 47,485,232,901.63 is: 65,529,849,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,066,314,965.72 : 118,771,927,174.89 = 47,485,232,901.63 : x
  2. Step 2: Convert to fraction form
    86,066,314,965.72/118,771,927,174.89 = 47,485,232,901.63/x
  3. Step 3: Cross multiply
    86,066,314,965.72x = 118,771,927,174.89 × 47,485,232,901.63
  4. Step 4: Simplify right side
    86,066,314,965.72x = 5,639,912,624,075,088,855,040
  5. Step 5: Solve for x
    x = 5,639,912,624,075,088,855,040/86,066,314,965.72
  6. Step 6: Final answer
    x = 65,529,849,004.47

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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.