Home / 9,260,556,147.27-12,779,683,713-5,031,538,661.25

Finding the Fourth Proportional to 9,260,556,147.27, 12,779,683,713 and 5,031,538,661.25

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Solution

The fourth proportional to 9,260,556,147.27, 12,779,683,713 and 5,031,538,661.25 is: 6,943,586,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260,556,147.27 : 12,779,683,713 = 5,031,538,661.25 : x
  2. Step 2: Convert to fraction form
    9,260,556,147.27/12,779,683,713 = 5,031,538,661.25/x
  3. Step 3: Cross multiply
    9,260,556,147.27x = 12,779,683,713 × 5,031,538,661.25
  4. Step 4: Simplify right side
    9,260,556,147.27x = 64,301,472,680,506,449,920
  5. Step 5: Solve for x
    x = 64,301,472,680,506,449,920/9,260,556,147.27
  6. Step 6: Final answer
    x = 6,943,586,503.65

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Double scale
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1.5x scale

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.