Home / 746,081,428.32-1,119,124,242-286,160,577.12

Finding the Fourth Proportional to 746,081,428.32, 1,119,124,242 and 286,160,577.12

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Solution

The fourth proportional to 746,081,428.32, 1,119,124,242 and 286,160,577.12 is: 429,241,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,081,428.32 : 1,119,124,242 = 286,160,577.12 : x
  2. Step 2: Convert to fraction form
    746,081,428.32/1,119,124,242 = 286,160,577.12/x
  3. Step 3: Cross multiply
    746,081,428.32x = 1,119,124,242 × 286,160,577.12
  4. Step 4: Simplify right side
    746,081,428.32x = 320,249,238,959,702,528
  5. Step 5: Solve for x
    x = 320,249,238,959,702,528/746,081,428.32
  6. Step 6: Final answer
    x = 429,241,670.95

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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.