Home / 9,787,392,014.40-14,681,088,021.60-8,717,215,348.80

Finding the Fourth Proportional to 9,787,392,014.40, 14,681,088,021.60 and 8,717,215,348.80

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Solution

The fourth proportional to 9,787,392,014.40, 14,681,088,021.60 and 8,717,215,348.80 is: 13,075,823,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,392,014.40 : 14,681,088,021.60 = 8,717,215,348.80 : x
  2. Step 2: Convert to fraction form
    9,787,392,014.40/14,681,088,021.60 = 8,717,215,348.80/x
  3. Step 3: Cross multiply
    9,787,392,014.40x = 14,681,088,021.60 × 8,717,215,348.80
  4. Step 4: Simplify right side
    9,787,392,014.40x = 127,978,205,838,975,336,448
  5. Step 5: Solve for x
    x = 127,978,205,838,975,336,448/9,787,392,014.40
  6. Step 6: Final answer
    x = 13,075,823,023.20

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Double scale
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1.5x scale

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.