Home / 553,537,029,878.55-830,221,651,337.40-150,651,895,347.20

Finding the Fourth Proportional to 553,537,029,878.55, 830,221,651,337.40 and 150,651,895,347.20

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Solution

The fourth proportional to 553,537,029,878.55, 830,221,651,337.40 and 150,651,895,347.20 is: 225,955,010,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,537,029,878.55 : 830,221,651,337.40 = 150,651,895,347.20 : x
  2. Step 2: Convert to fraction form
    553,537,029,878.55/830,221,651,337.40 = 150,651,895,347.20/x
  3. Step 3: Cross multiply
    553,537,029,878.55x = 830,221,651,337.40 × 150,651,895,347.20
  4. Step 4: Simplify right side
    553,537,029,878.55x = 125,074,465,332,261,562,613,760
  5. Step 5: Solve for x
    x = 125,074,465,332,261,562,613,760/553,537,029,878.55
  6. Step 6: Final answer
    x = 225,955,010,380.61

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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.