Home / 1,787,235,670.22-2,466,407,538.47-983,555,631.51

Finding the Fourth Proportional to 1,787,235,670.22, 2,466,407,538.47 and 983,555,631.51

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Solution

The fourth proportional to 1,787,235,670.22, 2,466,407,538.47 and 983,555,631.51 is: 1,357,319,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,235,670.22 : 2,466,407,538.47 = 983,555,631.51 : x
  2. Step 2: Convert to fraction form
    1,787,235,670.22/2,466,407,538.47 = 983,555,631.51/x
  3. Step 3: Cross multiply
    1,787,235,670.22x = 2,466,407,538.47 × 983,555,631.51
  4. Step 4: Simplify right side
    1,787,235,670.22x = 2,425,849,024,060,884,992
  5. Step 5: Solve for x
    x = 2,425,849,024,060,884,992/1,787,235,670.22
  6. Step 6: Final answer
    x = 1,357,319,051.14

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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.