Home / 611,548,891.40-858,587,095-611,548,891.40

Finding the Fourth Proportional to 611,548,891.40, 858,587,095 and 611,548,891.40

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Solution

The fourth proportional to 611,548,891.40, 858,587,095 and 611,548,891.40 is: 858,587,095

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,548,891.40 : 858,587,095 = 611,548,891.40 : x
  2. Step 2: Convert to fraction form
    611,548,891.40/858,587,095 = 611,548,891.40/x
  3. Step 3: Cross multiply
    611,548,891.40x = 858,587,095 × 611,548,891.40
  4. Step 4: Simplify right side
    611,548,891.40x = 525,067,986,117,596,480
  5. Step 5: Solve for x
    x = 525,067,986,117,596,480/611,548,891.40
  6. Step 6: Final answer
    x = 858,587,095

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.