Home / 9,260,556,151.28-12,779,683,718.52-5,031,538,665.26

Finding the Fourth Proportional to 9,260,556,151.28, 12,779,683,718.52 and 5,031,538,665.26

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Solution

The fourth proportional to 9,260,556,151.28, 12,779,683,718.52 and 5,031,538,665.26 is: 6,943,586,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,260,556,151.28 : 12,779,683,718.52 = 5,031,538,665.26 : x
  2. Step 2: Convert to fraction form
    9,260,556,151.28/12,779,683,718.52 = 5,031,538,665.26/x
  3. Step 3: Cross multiply
    9,260,556,151.28x = 12,779,683,718.52 × 5,031,538,665.26
  4. Step 4: Simplify right side
    9,260,556,151.28x = 64,301,472,759,527,079,936
  5. Step 5: Solve for x
    x = 64,301,472,759,527,079,936/9,260,556,151.28
  6. Step 6: Final answer
    x = 6,943,586,509.18

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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.