Home / 704,958,526.46-972,784,293.36-387,402,074.84

Finding the Fourth Proportional to 704,958,526.46, 972,784,293.36 and 387,402,074.84

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Solution

The fourth proportional to 704,958,526.46, 972,784,293.36 and 387,402,074.84 is: 534,582,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,958,526.46 : 972,784,293.36 = 387,402,074.84 : x
  2. Step 2: Convert to fraction form
    704,958,526.46/972,784,293.36 = 387,402,074.84/x
  3. Step 3: Cross multiply
    704,958,526.46x = 972,784,293.36 × 387,402,074.84
  4. Step 4: Simplify right side
    704,958,526.46x = 376,858,653,619,427,200
  5. Step 5: Solve for x
    x = 376,858,653,619,427,200/704,958,526.46
  6. Step 6: Final answer
    x = 534,582,730.01

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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.