Home / 992,209,374.52-1,488,314,061.07-370,473,160.79

Finding the Fourth Proportional to 992,209,374.52, 1,488,314,061.07 and 370,473,160.79

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Solution

The fourth proportional to 992,209,374.52, 1,488,314,061.07 and 370,473,160.79 is: 555,709,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,209,374.52 : 1,488,314,061.07 = 370,473,160.79 : x
  2. Step 2: Convert to fraction form
    992,209,374.52/1,488,314,061.07 = 370,473,160.79/x
  3. Step 3: Cross multiply
    992,209,374.52x = 1,488,314,061.07 × 370,473,160.79
  4. Step 4: Simplify right side
    992,209,374.52x = 551,380,414,455,598,656
  5. Step 5: Solve for x
    x = 551,380,414,455,598,656/992,209,374.52
  6. Step 6: Final answer
    x = 555,709,740.92

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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.