Home / 2,159,510,957.58-2,980,127,995.47-1,169,438,082.06

Finding the Fourth Proportional to 2,159,510,957.58, 2,980,127,995.47 and 1,169,438,082.06

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Solution

The fourth proportional to 2,159,510,957.58, 2,980,127,995.47 and 1,169,438,082.06 is: 1,613,826,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,510,957.58 : 2,980,127,995.47 = 1,169,438,082.06 : x
  2. Step 2: Convert to fraction form
    2,159,510,957.58/2,980,127,995.47 = 1,169,438,082.06/x
  3. Step 3: Cross multiply
    2,159,510,957.58x = 2,980,127,995.47 × 1,169,438,082.06
  4. Step 4: Simplify right side
    2,159,510,957.58x = 3,485,075,167,315,748,864
  5. Step 5: Solve for x
    x = 3,485,075,167,315,748,864/2,159,510,957.58
  6. Step 6: Final answer
    x = 1,613,826,109.60

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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.