Home / 9,186,048,605.70-13,779,072,908.55-5,251,716,087.30

Finding the Fourth Proportional to 9,186,048,605.70, 13,779,072,908.55 and 5,251,716,087.30

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Solution

The fourth proportional to 9,186,048,605.70, 13,779,072,908.55 and 5,251,716,087.30 is: 7,877,574,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,048,605.70 : 13,779,072,908.55 = 5,251,716,087.30 : x
  2. Step 2: Convert to fraction form
    9,186,048,605.70/13,779,072,908.55 = 5,251,716,087.30/x
  3. Step 3: Cross multiply
    9,186,048,605.70x = 13,779,072,908.55 × 5,251,716,087.30
  4. Step 4: Simplify right side
    9,186,048,605.70x = 72,363,778,861,911,638,016
  5. Step 5: Solve for x
    x = 72,363,778,861,911,638,016/9,186,048,605.70
  6. Step 6: Final answer
    x = 7,877,574,130.95

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Double scale
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Similar ratio
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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.