Home / 927,148,045,319.40-1,390,722,067,979.10-674,423,616,109.80

Finding the Fourth Proportional to 927,148,045,319.40, 1,390,722,067,979.10 and 674,423,616,109.80

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Solution

The fourth proportional to 927,148,045,319.40, 1,390,722,067,979.10 and 674,423,616,109.80 is: 1,011,635,424,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,045,319.40 : 1,390,722,067,979.10 = 674,423,616,109.80 : x
  2. Step 2: Convert to fraction form
    927,148,045,319.40/1,390,722,067,979.10 = 674,423,616,109.80/x
  3. Step 3: Cross multiply
    927,148,045,319.40x = 1,390,722,067,979.10 × 674,423,616,109.80
  4. Step 4: Simplify right side
    927,148,045,319.40x = 937,935,806,090,163,865,518,080
  5. Step 5: Solve for x
    x = 937,935,806,090,163,865,518,080/927,148,045,319.40
  6. Step 6: Final answer
    x = 1,011,635,424,164.70

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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.