Home / 992,209,352.68-1,488,314,028.54-370,473,139

Finding the Fourth Proportional to 992,209,352.68, 1,488,314,028.54 and 370,473,139

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Solution

The fourth proportional to 992,209,352.68, 1,488,314,028.54 and 370,473,139 is: 555,709,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,209,352.68 : 1,488,314,028.54 = 370,473,139 : x
  2. Step 2: Convert to fraction form
    992,209,352.68/1,488,314,028.54 = 370,473,139/x
  3. Step 3: Cross multiply
    992,209,352.68x = 1,488,314,028.54 × 370,473,139
  4. Step 4: Simplify right side
    992,209,352.68x = 551,380,369,970,949,376
  5. Step 5: Solve for x
    x = 551,380,369,970,949,376/992,209,352.68
  6. Step 6: Final answer
    x = 555,709,708.32

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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.