Home / 8,389,915,947,726.40-11,577,960,789,730-4,686,186,307,015.20

Finding the Fourth Proportional to 8,389,915,947,726.40, 11,577,960,789,730 and 4,686,186,307,015.20

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Solution

The fourth proportional to 8,389,915,947,726.40, 11,577,960,789,730 and 4,686,186,307,015.20 is: 6,466,868,280,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,915,947,726.40 : 11,577,960,789,730 = 4,686,186,307,015.20 : x
  2. Step 2: Convert to fraction form
    8,389,915,947,726.40/11,577,960,789,730 = 4,686,186,307,015.20/x
  3. Step 3: Cross multiply
    8,389,915,947,726.40x = 11,577,960,789,730 × 4,686,186,307,015.20
  4. Step 4: Simplify right side
    8,389,915,947,726.40x = 54,256,481,315,991,618,406,318,080
  5. Step 5: Solve for x
    x = 54,256,481,315,991,618,406,318,080/8,389,915,947,726.40
  6. Step 6: Final answer
    x = 6,466,868,280,211.40

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.